Jimmy Fallon, Amy Poehler, Michael Buble Cluck ‘Some Nights’ While Wearing Chicken Costumes

Michael Buble took the Late Night With Jimmy Fallon stage on Friday night (April 26, 2013) dressed as a chicken to perform fun.’s “Some Nights.”

With help from Jimmy Fallon and Parks and Recreation’s Amy Poehler, the fun. tribute band, aptly named CLUCK., clucked their way through the feel-good anthem.

Watch the hilarity unfold above.