The filmmakers behind Forgetting Sarah Marshall have teamed up to create a new Muppet movie. "We set out to make a Muppet movie that harkened back to the late-’70s [and] early-’80s Muppets that we grew up with," says Jason Segel.
http://www.npr.org/2011/11/23/142360224/the-muppet-fans-who-made-the-muppets-movie