"Buffy the Vampire Slayer" marathon (8 a.m., Oxygen): Aw, remember when Seth Green played Oz? Don't miss the 9 a.m. episode, when Sarah Michelle Gellar and Charisma Carpenter go head-to-head for homecoming queen.
Winter "Wipeout" (7 p.m., WLS-Channel 7): Believe it or not, contestants include a rocket scientist and a river guide with an extreme fear of beavers.
"Blades of Glory" (8 p.m., WLS-Channel 7): Will Ferrell and Jon Heder in tight spangly clothes. Sample Ferrell line: "If we went to a Halloween party dressed as Batman and Robin, I'd go as Robin. That's how much you mean to me."
"Law & Order: Special Victims Unit" (9 p.m., WMAQ-Channel 5): I love when Benson and Stabler go undercover.
"The Simpsons" (7 p.m., WFLD-Channel 32): Homer learns how to be a good dad from an '80s sitcom. Guest voices include James Lipton and David Mamet. Classy!
"Mean Girls 2" (7 p.m., ABC Family): A new student (Meaghan Martin) commits the social sin of befriending an outcast (Jennifer Stone). Fun fact: It was directed by "Thirtysomething's" Melanie Mayron. If you really like it, you can watch it again at 9 p.m., or buy it on DVD Feb. 1.
"Food Network Challenge" (7 p.m., Food): Four top pastry chefs create "comedic cakes" to be presented at a comedy club. Sounds like a stretch, but hey.
"My 40 Year Old Child" (8 p.m., TLC): Australian Nicky Freeman is middle-aged but trapped in a child's body. Followed at 9 p.m. with "Extreme Births."
"Skins" (9 p.m., MTV): If you missed the premiere of this Americanized British series about naughty teens, you should watch the repeat. You'll either be appalled or hooked.