Jack Black to guest-star on 'The Office'

LOS ANGELES, Dec. 15 (UPI) -- U.S. actor Jack Black has signed on to guest-star in the upcoming post-Super Bowl episode of "The Office," NBC announced Monday.

"In one plot of the special post-Super Bowl episode of 'The Office,' some of the office workers try to secretly watch a bootlegged Hollywood movie during the workday. The movie stars Jack Black and other notable Hollywood actors," NBC said in a news release. "The special hourlong episode titled 'Stress Relief' will premiere immediately following 'Super Bowl XLIII,' Sunday, Feb. 1 on NBC. "

Black's most recent films were "Kung Fu Panda" and "Tropic Thunder."