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Jason Segel, Walter - Man Or Muppet (from "The Muppets") - Jason Segel
Bret McKenzie and Kermit the Frog sing "Life's a Happy Song"
Will Ferrell and Zach Galifianakis present Bret McKenzie the Oscar for Music (Original Song) for "Man or Muppet" from The Muppets at the 84th Academy Awards ...
"Man or Muppet" Wins Original Song: 2012 Oscars