Muppet mania is back with the all-new Muppets Most Wanted, in theaters March 21, and ET's special correspondent Ireland Baldwin sits down with Kermit the Frog, Miss Piggy, and the human cast of the film -- including Ty Burrell, Ricky Gervais (paired with Kermit's questionable Doppleganger, Constantine) and Ireland's dad Alec's former 30 Rock co-star, Tina Fey -- to determine if Miss Piggy was a diva to work with, and who their favorite Muppet is!
PICS: 'Muppets Most Wanted' and The Best of Disney's D23 Expo
Muppets Most Wanted transports Kermit, Miss Piggy, Fozzie Bear, The Great Gonzo, Animal, Scooter and the rest of the gang on a global tour, selling out grand theaters in some of Europe's most exciting destinations, including Berlin, Madrid and London. But when the world's No. 1 criminal, Constantine, switches places with Kermit, the gang find themselves unwittingly entangled in an international crime caper!
Related Video: Tina Fey Steals the Show in 'Muppets Most Wanted'
Directed by James Bobin (The Muppets, Flight of the Conchords), Muppets Most Wanted co-stars human-folks Gervais, Burrell and Fey alongside celeb cameos by Zach Galifianakis, Salma Hayek, Christoph Waltz, Danny Trejo, Celine Dion, Kevin Kline, Ray Liotta, Diddy and more...