The Muppet Show theme (The Muppets) -- Muppet studios, I can't believe it -- Life's a happy song (Jason Segel, Amy Adams and Walter) -- I haven't seen the old gang -- Pictures in my head (Kermit and The Muppets) -- We drive -- Me and Julio down by the schoolyard (Paul Simon) -- That spells Reno -- Rainbow connection (Moppets version) (The Moopets) -- Welcome back -- We built this city (Starship) -- Party of one -- Me party (Amy Adams and Miss Piggy) -- We humbly ask -- Let's talk about me (Chris Cooper) -- The answer is no -- Are you a man or a muppet -- Man or muppet (Jason Segel and Walter) -- Down at the ole barbershop -- Smells like teen spirit (The Muppet Barbershop Quartet) -- Princesses of poultry -- Forget you (Camilla and the Chickens) -- It's time for a song -- Rainbow connection (The Muppets) -- Get out there and help those guys -- The whistling Caruso (Andrew Bird) -- How charming, a finale -- Life's a happy song finale (entire cast) -- Mary, Marry me -- Mah na mah na (Mahna Mahna and the Two Snowths).