The Ricky Gervais Show (9pm, HBO) - Topics include Ricky and Stephen watching soccer's World Cup while sharing a hotel bed and the problems of overzealous sports fans.

20/20: Heaven - Where is It? How Do We Get There? (9pm, ABC) - Barbara Walters explores the meaning of heaven with religius leaders, scientists, people who say they've been there, celebrities who are vocal about their beliefs, and with terrorists.

Louisiana Lockdown (10pm, Animal Planet) - A nighttime manhunt requires a K-9 unit. Also, a prison wedding is planned but it must have the warden's approval, and an inmate hopes his hard work will get him out of the disciplinary unit.

Chasing UFOs (10pm, NGC) - The visits Colorado's San Luis Valley, a hot spot for UFO sightings, to investigate reports of animal mutations and alien abductions. A man who claims to have been abducted by aliens shares his story.

Comedy Bang! Bang (10pm, IFC) - Seth Rogen talks about going on vacation, and Reggie paints a portrait of Scott.

Randy to the Rescue (10pm, TLC) - Randy is in Dallas to urge an overprotective father to let his daughter wear a strapless ball gown with her cowboy boots. Meanwhile, two women, including a Dallas Cowboys cheerleader, confront their uncompromising mothers.

Deadliest Catch (8pm, Discovery) - Polar ice challenges the fleet, and the Northwestern and Wizard try to escape St. Paul Harbor.

20/20: Rielle Hunter (9pm, ABC) - John Edwards' former mistress, Rielle Hunter, who had a child with the former presidential candidate, speaks candidly to Chris Cuomo about her relationship with Edwards and tells Cuomo what she would have said if she had been called as a witness in Edwards' recent campaign-finance trial. Hunter also talks about her new book, "What Really Happened: John Edwards, Our Daughter, and Me," which will be published June 26.

Whale Wars (9pm, Animal Planet) - An order to evacuate is given by the captain of the battered Brigitte Bardot with a Japanese security vessel in sight. Meanwhile, the Bob Barker's crew set out to disable a harpoon ship in Antarctica.

The Ricky Gervais Show (9pm, HBO) - Topics include the laws of society and what Karl would do if he were in a position of authority. Also, Stephen asks Karl how he would have reacted had he been on the bus with Rosa Parks in Alabama in 1955.

Common Law (10pm, USA) - The guys' work suffers when they feel pressured to reach an important milestone during the hunt for a pair of criminals emulating Bonnie and Clyde.

Megastunts: Highwire Over Niagara Falls (9pm, ABC) - Live coverage of daredevil Nik Wallenda (at right in an Associated Press photo) as he attempts to walk a tightrope across Niagra Falls, a feat that has been banned since 1890.

Fairly Legal (9pm, USA) - In the Season 2 finale, Kate looks into the firing of a lesbian couple and uncovers a scandal that could involve DA Davidson.

The Ricky Gervais Show (9pm, HBO) - Topics include the origins of the universe and the evolution of creatures other than humans.

Common Law (10pm, USA) - The guys investigate a series of home invasions by a group of thieves and learn that Travis' foster brother could be their leader.

Louisiana Lockdown (10pm, Animal Planet) - An infiltration of drugs tests the security staff's ability to enforce the rules, and an assistant warden tries to find a balance between work and motherhood.

Comedy Bang! Bang! (10pm, IFC) - Amy Poehler is confronted about her hair and her feud with Mad Magazine.

Finding Bigfoot: Further Evidence (8pm, Animal Planet) - Footage of what appears to be the eyes of Bigfoot brings the team to Kentucky to investigate reports of activity in Daniel Boone National Forest.

The Ricky Gervais Show (9pm, HBO) - Ricky, Stephen and Karl share their definitions of what it means to be an Englishman. Karl explains why, if he wasn't English, he'd rather be Italian.

Goat Rodeo Live (10pm, UNC-TV) - Classical cellist Yo-Yo Ma performs bluegrass with fiddler Stuart Duncan, bassist Edgar Meyer and Nickel Creek mandolin player Chris Thile at Boston's House of Blues.

Paul Simon's Graceland Journey: Under African Skies (10pm, A&E) - A look at the making of Paul Simon's album "Graceland" and the controversy over Simon's decision to collaborate with South African musicians despite a UN boycott against the country's apartheid regime.

The Finder (8pm, Fox) - Walter's search for a missing husband and father, who is also sought by an FBI agent, hinges on a partial voice-mail recording of his last message to his family. Meanwhile, the case conjures up painful memories for Leo of his deceased wife and daughter.

The Ricky Gervais Show (9pm, HBO) - Topics for the third season premiere of this animated podcast include Karl's theory on museum collections, an invention for a mug coaster, and a fashion trend disappointment. Also, Karl's movie idea about a man whose brain is transplanted into Tom Cruise's body.

Supernatural (9pm, CW) - Sam and Dean reconnect with an old hunter friend who suddenly disappears in an abandoned house that is haunted by a powerful ghost.

Grimm (9pm, NBC) - Monroe and Rosalee hide a suspect in a string of murders from a creature bounty hunter.

In Plain Sight (10pm, USA) - Mary's fugitive father surfaces, putting Jinx and Brandi in danger and leaving Mary to wonder whom she can trust.

Friday Night Lights (8pm, NBC) - The premiere episode of the final season is finally on NBC, after everyone with DirecTV and a dvd player has already seen it. Tonight's episode opens with Coach Taylor trying to manage high expectations for the Lions' new season. Also, Vince and Luke recruit a new player and two more graduates head for college.

Shark Tank (8pm, ABC) - Can't get enough of this show. If you haven't seen it, just give one episode a shot. Tonight, the sharks are pitched aromatic lip gloss and a lighted decal invention. Also, one entrepreneur is deeply in debt to her brother and another wants to revive a once-prosperous keychain business. And we get an update from last season's "hands-free umbrella" idea.

Ricky Gervais Show (9pm, HBO) - Topics for tonight's second season finale include virtual reality, happiness, and Karl's wish for the British TV show, "Jim'll Fix It."

Fringe (9pm, Fox) - The team goes to extremes when time is running out to get William Bell's consciousness out of Olivia's body.

Sanctuary (10pm, Syfy) - For trespassing in Praxis, the team is sentenced to death, but Ranna needs Magnus to gain insights into Adam and the tremors that are affecting the city.

ACC Tournament (Noon, WRAL/ESPN2) - UNC and Miami start today's action at Noon. Then at 2pm, we get Clemson vs. Boston College, and at 7pm it's Duke vs. Maryland. The final game of the night, at 9pm, is Florida State vs. Virginia Tech/Ga Tech.

The Ricky Gervais Show (9pm, HBO) - The topics of tonight's animated (and hilarious) podcast include Karl Pilkington's thoughts on academics' predictions for the future, and what the guys would do on the day the world ended.

Fringe (9pm, Fox) - The team investigates a gang of thieves who can defy gravity. Also, Walter assesses the harm he's caused to the fabric of the universe.

Law & Order: UK (9pm, BBC America) - A high-court judge is shot during what appears to be a carjacking, but the investigation implicates someone close to the victim.

Real Time with Bill Maher (10pm, HBO) - Guests are Bill T. Jones, Paul Begala, Tom Davis, and Dana Loesch.

NAACP Image Awards (8pm, Fox) - Wayne Brady and Holly Robinson Peete host the 42nd annual gala, which honors achievements in the arts by people of color. Tyler Perry leads the field with 19 nominations. General Colin Powell (left) receives the President's Award for public service in the cause of civil rights. Fayetteville, N.C., native Affion Crockett is scheduled to appear.

Who Do You Think You Are (8pm, CBS) - Lionel Richie tracks his family history, focusing on his maternal grandmother's ancestry.

The Defenders (8pm, CBS) - Nick and Pete defend the son of a hotel owner who is accused of strangling a casino host in a hot tube. Meanwhile, a comic (Kathy Griffin) is sued for insulting an audience member.

Supernatural (9pm, CW) - Sam and Dean search for a deadly monster created by the Mother of All and are assisted in their hunt by Bobby and Samuel.

Ricky Gervais Show (9pm, HBO) - Topics include Karl's ideal height, a poem from Karl's diary about a bout with kidney stones, and Stephen's evening at a club in London.

Real Time with Bill Maher (10pm, HBO) - Guests are T.C. Boyle, Gloria Steinem, Gavin Newsom, Ezra Klein.

The Defenders (8pm, CBS) - Nick (Jim Belushi) reluctantly defends a scornful judge, played by Dan Aykroyd, who is charged with multiple counts of drug possession.

Who Do You Think You Are (8pm, NBC) - The Vanessa Williams and Tim McGraw episodes this season have been great. Tonight, Rosie O'Donnell traces her roots, focusing on her late mother's life. The journey takes her to Ireland. There was a whole lot of crying in the previews.

Fringe (9pm, Fox) - Mysterious events lead to a woman in mourning over the death of her husband. Peter and Olivia try to bridge the emotional chasm between them.

Law & Order: UK (9pm, BBC America) - In an episode called "Masquerade," the stabbing of a student launches a probe that uncovers allegations of rape and murder.

Ricky Gervais Show (9pm, HBO) - Some of the topics on this hilarious show include Karl's bout with kidney stones, living things that resemble other things, and Noah's Ark.

Real Time with Bill Maher (10pm, HBO) - Guests are reporter Michelle Caruso-Cabrera, editor John Heilemann, talk-show host Tavis Smiley, and filmmaker Kevin Smith. Here's last week's Overtime, if you missed it.

UPDATED: At the last minute, The CW has bumped tonight's new episodes of "Smallville" and "Supernatural." Supernatural (8pm, CW) - Virgins mysteriously disappear, and Dean and Bobby learn that dragons are responsible for the kidnappings. Dean seeks out a weapon to slay the beasts, but he must prove himself worthy before he can claim it. Death tries to restore Sam's soul.

Fringe (9pm, Fox) - The doomsday device is assembled at Massive Dynamic, but a worried Walter asks Nina for help in understanding Peter's relationship to the weapon.

Piers Morgan Tonight (9pm, CNN) - Morgan interviews Golden Globe winner and Oscar nominee Colin Firth.

The Ricky Gervais Show (9pm, HBO) - Topics discussed tonight are animals and diseases, evolution, a domesticated housefly, films with subtitles, and the human anatomy.

Real Time with Bill Maher (10pm, HBO) - Guests are D.L. Hughley, former RNC chairman Michael Steele, Will Cain, Rep. Jack Kingston, and former Canadian prime minister Kim Campbell.