01/17/2009 05:12 am ET Updated May 25, 2011

Jessica Alba To Guest On "The Office"

Stunt casting isn't just for "30 Rock" anymore. The Ausiello Files has confirmed that Jessica Alba will join Jack Black on the post-Super Bowl episode of "The Office."

And that's not all! Also tapped to appear is recent "Dancing With the Stars" favorite, Cloris Leachman. According to reports, the "Fantasic Four" actress will appear alongside Black and Leachman in a bootlegged movie that Dunder Mifflin employees are trying to watch during office hours.

The hour-long episode titled "Stress Relief" will air right after the big game on Feb. 1.

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