The Vampire Diaries (8pm, CW) - A high school prank night turns deadly when uninvited guests arrive. Meanwhile, Damon tries to get Jeremy to use his ghostly connection to help defeat Klaus, who is tightening his grip on Stefan and using him for increasingly dangerous purposes.

Big Bang Theory (8pm, CBS) - Leonard and Sheldon attend a party at the home of Sheldon's nemesis, Wil Wheaton, who appears in a cameo along with Brent Spiner.

Parks & Recreation (8:30pm, NBC) - Ron takes his boys-only troop of Pawnee Rangers into the wild, prompting Leslie to take her group of Pawnee Goddesses on a weekend adventure.

The Office (9pm, NBC) - Andy tries to impress Robert California by throwing a garden party at the Schrute Farms. Andy's parents (Stephen Collins and Dee Wallace) and brother (Josh Groban) attend, which makes Andy feel awkward.

Project Runway (9pm, Lifetime) - The designers must create a small collection that demonstrates their overall fashion vision. Actress Zoe Saldana is the guest judge.

Grey's Anatomy (9pm, ABC) - Jackson's mother (Debbie Allen) plays a renowned surgeon who arrives at Seattle Grace to perform a groundbreaking transplant.

Prime Suspect (10pm, NBC) - Jane suspects the wife in a stockbroker's murder, turns to hypnotism to help her quit smoking. Also, Matt is upset that his ex-wife doesn't want Jane at their son's birthday party.

*NOTE: Due to baseball, last night's "X-Factor" will air tonight, and tonight's "X-Factor" will air on Sunday. Or something like that. Just consider the Fox schedule in flux until the World Series ends and take anything you see here about Fox with a grain of salt.

Parks & Recreation (8:30pm, NBC) - Leslie's book about Pawnee comes out just in time for her campaign, and Ann tries to bond with Ron and April.

George Harrison: Living in the Material World (9pm, HBO) - The conclusion of Martin Scorsese's expansive profile of George Harrison explores the breakup of the Beatles, his burgeoning solo career, the concert for Bangladesh, his association with Monty Python, the Traveling Wilburys, and his death from cancer. Listen to Scorsese tell why he made the film on Harrison.

The Office (9pm, NBC) - The warehouse employees all win the lottery and quit, prompting the office workers to dream about living lives of luxury while searching for new warehouse staff.

Person of Interest (9pm, CBS) - Reese joins a gang of thieves to infiltrate a crime ring.

Grey's Anatomy (9pm, ABC) - A stampede at a comic book convention leads to an array of colorful characters in the ER.

Project Runway (9pm, Lifetime) - The designers create fashions inspired by exotic birds. Fashion figure Francisco Costa is the guest judge.

Prime Suspect (10pm, NBC) - Jane's father's bar is robbed while she's helping out there, and Jane gives the female cop (Elizabeth Rodriguez) investigating the robbery the cold shoulder. Also, Calderon and Jane are assigned to the murder of a woman found in a dumpster.

Charlie's Angels (8pm, ABC) - A remake of the 1970s hit show starring Minka Kelly, Annie Ilonzeh, and Rachael Taylor. I'm not a fan. You're better served watching "Community." Or "Big Bang Theory." Or "The X-Factor." Or anything else.

Community (8pm, NBC) - In the Season 3 premiere, the study group wonder if Pierce will join them as they gather at the start of a new semester. Also, Jeff clashes with his biology teacher (Michael K. Williams, "The Wire," "Boardwalk Empire") and is kicked out of class, and Dean Pelton has a new nemesis at Greendale -- John Goodman.

Big Bang Theory (8pm, CBS) - Two new back-to-back episodes open the fifth season. First, Penny hits a low point when she realizes what she's done by sleeping with Raj, and Sheldon becomes leader of the paintball team. Later, Penny and Sheldon clash and Amy is caught in the middle.

Parks and Recreation (8:30pm, NBC) - Leslie is faced with the difficult decision when she decides to run for office in the Season 4 opener. Meanwhile, Ron prepares for the return of his first wife (Patricia Clarkson).

Person of Interest (9pm, CBS) - A new drama following a presumed-dead CIA agent (Jim Caviezel) and a billionaire software genius (Michael Emerson) who try to stop crimes before they happen. Adrienne likes it. Read more.

The Office (9pm, NBC) - In the Season 8 premiere, the staffers discover their names on a mysterious list authored by new Sabre CEO, played by James Spader (right). Paranoia sweeps through the office as everyone speculates about what the list means.

Grey's Anatomy (9pm, ABC) - Meredith is fired in tonight's two-hour Season 8 premiere. I have nothing against "Grey's," but there's better stuff on.

Whitney (9:30pm, NBC) - A new sitcom about about unmarried couple Whitney (Whitney Cummings) and Alex (Chris D'Elia). Is it funny? Adrienne says ...

Prime Suspect (10pm, NBC) - A new series about a NYC homicide detective (Maria Bello) coping with sexism and harassment from colleauges while working murder cases. Also stars Aidan Quinn. It's a remake of Helen Mirren's classic PBS series, but it's quite good. I think you should watch.

The Mentalist (10pm, CBS) - In the fourth season opener, Jane is in prison and must prove that the man he killed was Red John. Lisbon wants Van Pelt to get counseling for having to shoot her fiance when it was discovered he was Red John's inside man. So that Red John thing is over, right?

American Idol (8pm, Fox) - Hold your breath, McCreerians: Someone goes home tonight. But first, performances from Il Volo, Nicole Scherzinger and 50 Cent.

Big Bang Theory (8pm, CBS) - In the fourth season finale, Raj moves in with Sheldon when Leonard and Priya's "Star Trek" bedroom fantasy is too much for him.

The Office (9pm, NBC) - In the Season 7 finale, Jim takes the lead on a committee interviewing potential candidates for the branch manager job.  The hopefuls include Andy, Darryl, and Dwight, but also candidates played by Jim Carrey, Will Arnett, Ricky Gervais, Catherine Tate, James Spader, Warren Buffett, and Ray Romano.

The Mentalist (9pm, CBS) - CBS has back-to-back episodes tonight to end the show's third season. In the episodes, a CBI mole is discovered and Patrick Jane finally confronts Red John face-to-face.

Grey's Anatomy (9pm, ABC) - In the seventh season finale, Meredith's deceit in Derek's clinical trial comes to light, jeopardizing her career and causing unintended consequences for others. Also, Owen announces his choice for chief resident.

Bones (9pm, Fox) - A bowler's remains are found in an automatic pinsetter in the Season 6 finale, and Booth goes undercover to fill an injured Max's spot on the victim's team to gather clues and suspects.

Parks and Recreation (10pm, NBC) - Two new episodes tonight mark the end of Season 3. In the final episode, Leslie organizes a memorial service or a dearly departed friend and Chris deals with a health problem.

Private Practice (10pm, ABC) - Season 4 ends with Oceanside Wellness facing an existential crisis as a result of its vulnerabilities. Whatever that means. More importantly, Addison has a new admirer, how is played by Benjamin Bratt.

Many of us continue watching "The Office" out of some misplaced sense of obligation.

Limping through its seventh season, the gang at Dunder-Mifflin has grown stale, leaving you to wonder what the heck is Will Ferrell doing sleepwalking through his string of appearances as the supposed new boss of the Scranton branch.

But when it came time to say farewell to Michael Scott in Steve Carell's final episode Thursday night, the show managed to pluck the proper bittersweet notes in sending him off in an unexpectedly low-key goodbye.

Big Bang Theory (8pm, CBS) - Priya uses her legal expertise to rip apart Sheldon's roommate agreement, and then the women take the flustered Sheldon out dancing. Yes, Sheldon dances.

The Royal Wedding: A Modern Fairytale (8pm, ABC) - It's crunch time people, this wedding is tomorrow and you have to be ready! This report by Chris Cuomo and Elizabeth Vargas may help.

American Idol (8pm, Fox) - Someone goes home, and Bruno Mars and Crystal Bowersox perform.

The Office (9pm, NBC) - Michael Scott says farewell to each staffer during his very last day in the Scranton office. Meanwhile, Deangelo (Will Ferrell) and Andy frantically scurry to retain Michael's most important clients. This is Steve Carell's final episode. Have some tissues handy.

Grey's Anatomy (9pm, ABC) - Callie and her baby are recovering after the accident, but Callie has yet to see her daughter. Meanwhile, Alex gets an idea that he thinks will make him chief resident as he treats a cranky terminal cancer patient, played by Doris Roberts. Also, a patient's sudden death makes Derek more cautious in the clinical trial and Teddy is pleasantly surprised by the return of psychologist Andrew Perkins (Jamese Tupper).

Countdown to the Royal Wedding (9pm, TLC) - More homework for you.

Break it Down (10pm, National Geographic Channel) - The old Yankee Stadium comes down after salvage crews save thousands of pieces of memorabilia, from the seats to the sod. Have some tissues handy.

American Idol (8pm, Fox) - One singer is eliminated. Are you taking for granted that Scotty is safe? Then you didn't see last week's shocking show. Also, Rihanna performs and Kelly Clarkson sings with Jason Aldean.

Vampire Diaries (8pm, CW) - Elena and Stefan attend a 1960s Decade Dance at school, but Klaus arrives after having taken possession of Alaric's body. His plan is to capture Elena and sacrifice her to end the vampire curse.

The Paul Reiser Show (8:30pm, NBC) - Paul Reiser ('Mad About You') returns in a sitcom loosely based on his own life. Reiser plays a TV star who has been out of the business for awhile, but auditions for a Mark Burnett game show after he learns that Larry David ('Curb Your Enthusiasm,' 'Seinfeld') is also interested. We didn't get an advance copy, but reviews have been universally horrible. I want 'Perfect Couples' back!!!

The Office (9pm, NBC) - As Michael trains his replacement (Will Ferrell), the staffers scramble to impress him. Ferrell isn't a permanent replacement, obviously. He'll be on the show for four episodes. Note: All of the NBC comedies are new tonight, so don't forget to check out 'Community' (8pm), 'Parks and Recreation' (9:30), '30 Rock' (10pm), and, I guess, 'Outsourced' (10:30).

Bones (9pm, Fox) - The death of a myth-busting TV host in the West Virginia wilderness may be the work of the legendary chupacabra, though the list of human suspects includes a pet psychic (Jo Anne Worley) who was one of the victim's professional rivals.

NCAA Tournament (7pm, CBS and TBS) - The games return. Of local interest, Duke takes on Arizona at 9:30pm.

Community (8pm, NBC) - Jeff plans a 'Pulp Fiction' themed birthday party for Abed. All of the NBC sitcoms are new tonight. At 8:30, the unfairly canceled 'Perfect Couples' (very funny, underrated) features Amy's bachelorette party, which doesn't go well due to a conflict with her childhood friend. On 'The Office,' Michael finally proposes to Holly (Amy Ryan, who makes her final appearance on the show). On 'Parks and Recreation,' Leslie plans a camping trip for the whole department, and on '30 Rock,' a forced hiatus sends staffers in search of backup jobs. And then there's 'Outsourced.'

American Idol (8pm, Fox) - Someone is eliminated. Jennifer Hudson and Sugarland perform.

Elizabeth Taylor Biography (8pm, Bio Channel) - A two-hour special on the life and career of the late Elizabeth Taylor.

Grey's Anatomy (9pm, ABC) - Richard wants Derek and Meredith to accept Adele into their Alzheimer's trial, and Henry (Scott Foley) has another complication.

Fairly Legal (10pm, USA) - In the Season 1 finale, Kate tries to prevent trouble at the Croatian embassy while settling a dispute between two brothers. She also deals with threats from Judge Nicastro and personal upheavals.

The Office (8pm, NBC) - NBC has a full night of 'The Office' -- six straight episodes. All repeats.

American Idol (8pm, Fox) - In fact, essentially everything on network TV is a rerun tonight, so you might as well watch the 'American Idol' results show and find out if Scotty McCreery got enough votes to continue his quest. Also tonight, J Lo premieres her new music video, "On the Floor."

The First 48 (9pm, A&E) - Two men are shot in a motel in Charlotte.

Fairly Legal (10pm, USA) - A big client asks Kate (Sarah Shahi) to mediate a simple financial matter, which quickly morphs into a case of identity theft before escalating to an immigration issue where Kate must defend a brave soldier (Christa Vidal) against a rigid Homeland Security prosecutor (Robert Moloney). Belita Moreno and Peter MacNicol also guest star.

Jersey Shore (10pm, MTV) - With so little on TV tonight, I guess it won't kill me to mention 'Jersey Shore.' There. I mentioned it. In other Death of Civilization news, Snooki is on the cover of Rolling Stone magazine.

The Bride Was Seven (10pm, Oxygen) - Lisa Ling travels to Ethiopia to report on child marriage, relating the stories of girls and young women who are bravely attempting to avoid being forced into early marriages.

The Santa Incident (8pm, Hallmark) - In a new Hallmark movie, Santa's sleigh is shot down by Homeland Security and a nurse (Ione Skye) takes in Santa (James Cosmo) while he recovers from the fall and deals with the FBI.

Community (8pm, NBC) - Abed goes on a quest to find the real meaning of Christmas after he awakens in stop-motion animation. Jeff and Britta, worried about Abed's mental state, seek help from Professor Duncan. The whole group eventually undergo hypnosis to join Abed in his world.

The Office (9pm, NBC) - It's a Christmas miracle for Michael when his office nemesis, Toby, takes a leave of absence and his lost love Holly (Amy Ryan) returns to Scranton to fill in. Also, Jim and Dwight have a snowball fight.

Barbara Walters: Oprah, the Next Chapter (9pm, ABC) - Oprah Winfrey reviews the last 25 years of her life, both personally and professionally, in an interview taped at her home and at Harpo Studios in Chicago. Oprah also discusses her new OWN network and then Barbara makes her cry.

Fringe (9pm, Fox) - A case of a person having his heart removed sets of a sting of bizarre events.

Mentalist (10pm, CBS) - A Santa is murdered (that's a Santa, not the Santa) and the team investigates a Santa society while Jane goes undercover in an Alcoholics Anonymous group.

Also on tonight: Caroline helps Tyler prepare for his first werewolf transformation on 'Vampire Diaries' (8pm, CW), Jack's parents (Elaine Stritch, Alan Alda) visit for Christmas on '30 Rock' (8:30pm, NBC), and 'The Apprentice' (10pm, NBC) ends its dreadful season.