John Denver on The Muppet Show September 15, 1979 April 1, 2024 Posted in 70s TV Shows, Celebrities we watched John Denver on The Muppet Show September 15, 1979 (Visited 2 times, 1 visits today)Related Posts:The Muppet Show (1976), “Vincent Price”Jamie Lee Curtis 1979Olivia Newton-John, 1979