The Jim Henson Co. has launched development of the feature Happytime Murders, a puppet comedy in the film noir detective genre, says Variety. Henson Co. co-toppers Brian Henson and Lisa Henson will produce along with Jason Lust. Brian Henson, whose helming credits include Muppet Treasure Island and A Muppet Christmas Carol, will direct from a script by Todd Berger and based on a story created by Dee Robertson and Berger. Robertson’s executive producing. The film will be populated by a mix of human characters and puppets in the Henson style of irreverence and parody. The story centers on a puppet detective forced to solve a string of murders around the Happytime Gang, the cast of a popular children’s show.