8 p.m., CBSJulia Louis-Dreyfus) learns that her son Ritchie (Trevor Gagnon) is the school bully, she decides to set an example for him by apologizing to the woman she teased in school (guest-star Amy Sedaris).
9 p.m., ABCJesse Tyler Ferguson) and Cameron (Eric Stonestreet) take Lily to get her photo taken with Santa, and Jay (Ed O'Neill) has a hard time understanding Gloria (Sofia Vergara) and Manny's (Rico Rodriguez) holiday traditions. Plus, Fred Willard guest-stars as Phil's (Ty Burrell) dad.
9 p.m., FOXDianna Agron) baby-daddy secret is revealed, threatening the unity of New Directions right before Sectionals.
10 p.m., ABC
Season 6 finale, 10 p.m., BRAVO
Also on the airwaves ...
Man v. Food, 7 p.m., TRAVEL
So You Think You Can Dance, 8 p.m., FOX
The Middle, 8:30 p.m., ABC
Gary Unmarried, 8:30 p.m., CBS
Criminal Minds, 9 p.m., CBS
Dog the Bounty Hunter, 9 p.m., A&E;
Cougar Town, 9:30 p.m., ABC
CSI: NY, 10 p.m., CBS
Steven Seagal: Lawman, 10 p.m., A&E;
Nip/Tuck, 10 p.m., FX
Launch My Line, 11 p.m., BRAVO
What are you watching tonight?