'Swear You Won't Try Anything Funny? ... Dammit.'S

[Amy Adams and Jason Segel sing and dance on the set of the new Muppets movie. A skirt lifting occurred after a dance lift that was actually quite graceful. See it after the jump.]

'Swear You Won't Try Anything Funny? ... Dammit.'S

[Click photos to enlarge. Images via Pacific Coast News]