Rowan & Martin's Laugh-In cards to display punchlines. On "Letters to Laugh-In", a short-lived spin-off daytime show hosted by Gary Owens, cast members read jokes sent in by viewers, which were scored by applause meter. The eventual winning joke was read by actress Jill St. John: "What do you get when you cross an elephant with a jar of peanut butter? A 500 pound sandwich that sticks to the roof of your mouth!" A cross-promotional episode of "I Dream of Jeannie" ("The Biggest Star in Hollywood", February 1969) features Judy Carne, Arte Johnson, Gary Owens, and producer George Schlatter playing themselves in a story
Letters to Laugh-In uploaded to YouTube in July 2012. The episode featured a celebrity panel of Jo Anne Worley, Dan Rowan, Angie Dickinson and Jack E. Leonard. Letters to Laugh-In Letters to Laugh-In is a daytime game show and spin-off of NBC's nighttime comedy series, "Rowan & Martin's Laugh-In", that aired on the network from September 29 to December 26, 1969. The show was hosted by Gary Owens, the announcer for "Laugh-In". Home viewers mailed their jokes to the program, during which they were read by a panel of four celebrities – two of them "Laugh-In" regulars. Each joke was rated on a