I only saw this once as a kid as well, but obviously it left an impression.
I found a copy of it on VHS....I believe the official title is Special Joys.
The cast included: Don Adams, Jack Albertson, Marty Allen, Steve Allen, Desi Arnaz, Billy Barty, Rona Barrett, Milton Berle, Foster Brooks, Les Brown, George Burns, Red Buttons, Pat Buttram, John Byner, Sid Caesar, Sammy Cahn, Glen Campbell, Jack Carter, Charo, Jerry Colonna, Mike Connors, Scatman Crothers, Bill Dana, Angie Dickinson, Phyllis Diller, Jamie Farr, George Gobel, Jim Hutton, David Janssen, Alan King, George Kirby, Don Knotts, Fred MacMurray, Dean Martin, Groucho Marx, Jan Murray, Wayne Newton, Vincent Price, Freddy Prinze, Don Rickles, Harry Ritz, Telly Savalas, Phil Silvers, Larry Storch, Abe Vigoda, and an uncredited villain! 90 minutes.