Watch this, tape that - Wednesday

Calling all Gleeks! It's the episode we've been waiting for. Oh, there's other stuff on too.

Holiday specials
"Shrek the Halls" (ABC, 8:00)

8:00
Watch this: "So You Think You Can Dance" (FOX). Two more dancers are sent home.

9:00
Watch this: "Glee" (FOX). It's the fall finale and you don't want to miss it. Quinn's baby daddy secret unravels as the sectionals competition approaches, threatening Glee Club cohesion at the worst possible time.
Tape that: "Modern Family" (ABC). Phil's dad pays a visit for the holidays.

10:00
Watch this: "Barbara Walters Special: The 10 Most Fascinating People of 2009" (ABC). We already know that Lady Gaga, Tyler Perry and Sarah Palin made the list, but who's number one? This had better be good, Barbara!
Tape that: "Top Chef: Las Vegas" (Bravo). It all boils down to this! The Season 6 winner is announced.
See it online: "CSI: NY" (CBS.com). A nearly 100-year-old corpse is found in a vacant penthouse.
See it on second run: "Real World/Road Rules Challenge" (MTV). Can 2 girls really beat a team full of 4 guys and an undefeated girl? If they do it will be the best "Challenge" upset ever!