A sociology instructor finds her new teaching duties at a private college interrupted by the presence of a killer.

When Gonzo forgets to mail three letters to Santa, he convinces Kermit and the gang to help him deliver the notes to the North Pole. Along the way, they discover that Christmas is the time to be with those you care about most, as they dash home to make a friends Christmas wish come true.

When the Muppets graduate from Danhurst College, they take their song-filled senior revue to New York City, only to learn that it isn't easy to find a producer who's willing to back a show starring a frog and a pig. Of course, Kermit the Frog and Miss Piggy won't take no for an answer, launching a search for someone to take them to Broadway.