Will Ferrell and Jon Heder (you know, that guy who played Napoleon Dynamite) go toe to toe in Blades of Glory. This comedy on ice stars the duo as two rival ice skaters who must join forces in the pair skating competition after being disqualified from the mens single division. Their love/hate relationship, combined with the on-screen personalities of both Ferrell and Heder, guarantees that plenty of hilarity will ensue. Just remember, once again, this blockbuster is being screened over an ice rink make sure your fits of laughter are out of harms way. 6 p.m. The Ice at Discovery Green, 1500 McKinney. For information, call 713-400-7336 or visit www.discoverygreen.com. $10 (includes skate rental).