Pioneers of Television (8pm, UNC-TV) - The season 3 finale focuses on miniseries, including "Roots," "Rich Man, Poor Man" and "The Thorn Birds." LeVar Burton, John Amos, Ben Vereen, Leslie Uggams, Peter Strauss and Richard Chamberlain are some of those interviewed.
Betty White's Annual 90th Birthday Special (8pm, NBC) - Betty White celebrates her 91st birthday with Blake Shelton, Bill Cosby, Lily Tomlin, Bill Clinton and many others.
Smash (9pm, NBC) - In the two-hour Season 2 premiere, "Bombsell" runs into financial trouble that threatens the production, and Karen is mentored by a Broadway star and discovers a new artist in an unexpected place. Jennifer Hudson (at right with fellow "American Idol" alum Katharine McPhee joins the cast.
Emily Owens, M.D. (9pm, CW) - In the final episode of this series, Emily's decision to start a relationship with Micah becomes even more complicated when Wiill hears about it and feels jealous.
The Mindy Project (9:30pm, Fox) - Mindy sets up Jaime's female best friend with Danny for a double date on Valentine's Day.
Justified (10pm, FX) - Raylan encounters unexpected danger while searching for Drew Thompson.
Vegas (10pm, CBS) - Jack is faced with breaking some dire news to Mia, while at the same time he's compelled to hide vital information from her and his brother.
Edge of America (11pm, Travel) - In a new timeslot, host Geoff Edgers embarks on a rugged outdoor adventure in Maine. Included: sword fighting on the high seas like a pirate, racing a super-fast lobster boat and testing lumberjack skills.
Rizzoli & Isles (9pm, TNT) - Jane and the team snoop when a man dies from poisoning at a cafe in a case that brings Stanley's true feelings to the fore. Later, Tommy and Lydia clash over custody of their baby. Tonight's episode is the first in a five-episode run that will close out Season 3.
Ellen DeGeneres: The Mark Twain Prize (8pm, UNC-TV) - Ellen DeGeneres is honored with the 15th Mark Twain Prize for American Humor. Among those paying tribute, Kristin Chenoweth, Steve Harvey, Sean Hayes, Jimmy Kimmel and Lily Tomlin.
Happy Endings (9pm, ABC) - In the Season 3 premiere, the rocky relationship between Alex and Dave is on-again, while an accident puts Penny in a full body cast and turns Max into her angel of Mercy -- until he gets an eyeful of her hunky physical therapist. Later, Brad tries to keep a secret from Jane.
Emily Owens, M.D.