Jackie Chan and Jet Li KO’d the competition at this weekend's box office, Entertainment Weekly reports. The Forbidden Kingdom finished first with $20.9 million, kicking raunchy romantic comedy Forgetting Sarah Marshall to second with $17.3 million. Other debuts stirred up little action: The Al Pacino thriller 88 Minutes ranked fourth with $6.8 million, and Ben Stein’s Expelled took ninth, banking $3.2 million. (More Hollywood stories.)