Channing Tatum Arm Wrestles, Trash Talks on Jimmy Fallon (Video)

The famously fit actor takes on the late-night host -- and plenty of threats ensue.

Jimmy Fallon showed he's not afraid to compete with the best of them when he challenged Tonight Show guest Channing Tatum to an arm-wrestling contest. But before it went down, the pair engaged in some major trash talk.

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Fallon detailed an elaborate plot involving a plaster bust of Tatum's head, while Tatum's trash talk involved an equally elaborate text messaging scheme.

Who won? See all the action above.