Friday on TV

College football (6 p.m., ESPN2): The MAC championship — Central Michigan vs. Ohio.

Ghost Whisperer (7 p.m., Ch. 2): A ghost accuses a cop of murdering him.

Dreams Come True: A Celebration of Disney Animation (7 p.m., Ch. 4): This is essentially an hour-long advertisement for the new animated movie "The Princess and the Frog," which opens Dec. 11.

A Muppets Christmas: Letters to Santa (7 p.m., Ch. 5): Charming 2008 special. (R)

Dollhouse (7 and 8 p.m., Ch. 13): Fox starts to make good on its promise to air all the episodes of this canceled series by airing back-to-back episodes.

NBA (7 p.m., FSN): Pacers at Jazz.

Stargate Universe (7 and 9 p.m., Syfy): One of the ship's crew members is murdered.

Medium (8 p.m., Ch. 2): Allison's visions could help prevent a massive bioterror attack.

Ugly Betty (8 p.m., Ch. 4): On a working trip to the Bahamas, the Betty-Mark-Amanda triangle explodes into lots and lots of drama.

Sanctuary (8 and 10 p.m., Syfy): Magnus and Will's helicopter goes down in the Gulf of Mexico.

Numb3rs (9 p.m., Ch. 2):Money from the D.B. Cooper skyjacking is recovered.

20/20 (9 p.m., Ch. 4): First Rihanna came on this show to talk about getting beaten up by ex-boyfriend Chris Brown — and the ratings for that Nov. 6 outing were very good. Now Brown tells Robin Roberts his side of the story. Because, of course, ABC is counting on more good ratings. Which is what all of this is all about.

Monk (10 p.m., USA): After 7½ years and 125 episodes, this much-praised series comes to an end. And it will be missed. In the conclusion of the two-part series finale, Monk closes in on his wife's killer.

White Collar (11 p.m., USA): The FBI suspects that Neal is behind an elaborate jewelry heist, and Peter has to figure out if Neal is guilty.