Saturday's TV Highlights: 'Dinner for Schmucks' on HBO
Book TV: The literary-minded series offers coverage of the 2011 Harlem Book Fair (8 a.m. CSPN2).
Celebrity Ghost Stories: The spooky series presents a best-of special (6 and 10 p.m. Biography)
Iron Man: The superhero returns in a new animated series, followed by the premiere of “Wolverine” (8 and 8:30 p.m. G4).
Saturday Night Live: Former “SNL” cast member and current “Parks and Recreation” star Amy Poehler is the host in this repeat, with musical guest Katy Perry (11:29 p.m. NBC).
Comic-Con 2011 Live: G4 checks in on the action at the annual fan-fest in San Diego (4 p.m. G4).
Secretariat: Diane Lane and John Malkovich star in this 2010 docudrama about the legendary racehorse and Triple Crown winner (9 p.m. Starz).
The American: George Clooney kills time — among other things — as a hit man lying low in Italy in director Anton Corbijn's low-key 2010 thriller (10 p.m. Cinemax).
Softball: The U.S. team plays Canada twice (11 a.m. and 1 p.m. ESPN) and Japan once (6 p.m. ESPN2) at the 2011 World Cup in Oklahoma City.
Women's basketball: The league's best players will be in San Antonio for the WNBA All-Star Game (12:30 p.m. ABC).
Baseball: The Padres face the Phillies (1 p.m. Fox); the Angels visit the Orioles (4 p.m. FSN); the White Sox challenge the Indians (4 p.m. WGN America); and the Dodgers host the Nationals (7 p.m. FS Prime).
Soccer: The Chicago Fire meets Manchester United in an exhibition match (2 p.m. ESPN2) and Chivas USA welcomes the Houston Dynamo (7:30 p.m. FSN).
Boxing: Zab Judah battles Amir Khan in a super lightweight title unification bout in Las Vegas (7 p.m. HBO).
Photo credit: Merie Weismiller Wallace / DreamWorks Pictures