Celebrity Twitter Pictures Roundup | Dec. 20, 2012

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Christmas is around the corner, but The Office is filming its Valentine's Day episode already! Judd Apatow is busy on the road promoting This Is 40 and meeting stars like Anne Hathaway and Tom Cruise on the late-night circuit, and, as usual, the casts of Modern Family, Glee, and Whitney are up to all kinds of tomfoolery. See what else went down behind the scenes of your favorite shows and most anticipated movies this week!