Jason Sudeikis puts Zac Efron's foot in his mouth, plus more from Katy Perry, Justin Bieber and other stars
Updated: Friday Jun 24, 2011 | 06:00 AM EDT
By: Christie LaRusso
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"Once Kermit asks you to do something it is really hard to look at him and say, 'No.'"– Amy Adams, who received a personal invite from Kermit the Frog via DVD to join the cast of The Muppets, to PopSugar
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