Saturday Night Live · season 1, episode 15 · Saturday, February 28, 1976 Host: Jill Clayburgh. Musical guest: Leon Redbone & The Idlers. • Leon Redbone performs "Ain't Misbehavin'" and "Big Time Woman". • A cappella group The Idlers and comedian Andy Kaufman make cameo appearances. Host Jill Clayburgh appeared with these guests. • Photographer and video artist William Wegman appeared with his dog in Gary Weis' filmed piece. • Lorne Michaels appears during the cold open. • The first appearance of Mister Bill, in a viewer-submitted home movie. • Chevy Chase acts out that week's Land of Gorch sketch, as the Muppets were attending the Grammys. This would mark the final time that the Land of Gorch set is seen on camera. Wiki link