30 Rock: After seven seasons Tina Fey and Alec Baldwin bring down the curtain on their hit comedy (8 p.m. NBC).
American Idol: Auditions continue in this new episode (8 p.m. Fox).
Two and a Half Men: Walden, Alan, Herb and Billy (Ashton Kutcher, Jon Cryer, Ryan Stile and Patton Oswalt) commiserate about relationships in this new episode of the raunchy comedy (8:30 p.m. CBS).
Beauty and the Beast: As Cat (Kristin Kreuk) continues to recover from the shooting, Vincent (Jay Ryan) finds himself torn between his feelings for her and the memories he shares with Alex (Bridget Regan) in this new episode (9 p.m. KTLA).
Anger Management: Charlie (Charlie Sheen) is worried when his dad (Martin Sheen) falls in with a bad crowd in this new episode (9:30 p.m. FX).
Do No Harm: This new series stars Steven Pasquale as a respected neurosurgeon with a deep, dark secret. Phylicia Rashad and Alana De La Garza also star (10 p.m. NBC).
Suits: Harvey (Gabriel Macht) goes head to head against Robert Zane, Rachel's (Meghan Markle) father, on a gender discrimination case that forces Rachel to confront her complicated relationship with her dad. Wendell Pierce guest stars in this new episode (10 p.m. USA).
Space Shuttle Columbia: Mission of Hope: When Israeli astronaut Ilan Ramon boarded the ill-fated space shuttle Columbia on Jan. 16, 2003, he carried with him a Torah scroll that had survived the Holocaust. This new documentary explores the journey of the scroll, from prewar Europe to Israel to the United States and into space aboard Columbia, which disintegrated upon re-entry (9 p.m. KOCE).
College basketball: Illinois at Michigan State (4 p.m. ESPN); Connecticut at Providence (4 p.m. ESPN2); Drexel at George Mason (4 p.m. NBCSP); Arizona at Washington (6 p.m. ESPN); Arkansas at Alabama (6 p.m. ESPN2); BYU at Pepperdine (7 p.m. TWSN); Gonzaga at Loyola Marymount (8 p.m. ESPN2).
Hockey: The Nashville Predators visit the Kings (7:30 p.m. FSN).
Thursday's TV Highlights: 'The Big Bang Theory' on CBS
An action figure is custom-made to look like Howard (Simon Helberg) on a new episode of "The Big Bang Theory" at 8 p.m. on CBS. With Melissa Rauch. (Sonja Flemming / CBS / January 30, 2013)