Starring Will Ferrell and Zach Galifianakis, the movie pits the two as battling for a congressional seat in North Carolina.

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Zach Galifianakis is on the verge of becoming huge.

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Meanwhile, plenty of other celebrity talking heads (Judd Apatow, Paul Rudd, Zach Galifianakis, and whiskered ZZ Top musicians Dusty Hill and Billy Gibbons among them) happily contribute to the conversation's inherent humor.

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