NBC has started developing a new comedy featuring puppets.The New Nabors is being made by the Jim Henson Company, which is also responsible for The Muppets, Deadline reports.The project focuses on a human family who has to deal with living next door to a group of puppets.The New Nabors is being penned by John Hoffman and John Riggi, who has worked on shows such as 30 Rock, Will & Grace and The Com