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 Match Game", which had been canceled after a seven-year run in that slot. Like "Match Game", "Letters to Laugh-In" faced the popular "Dark Shadows" on ABC and reruns of "Gomer Pyle, U.S.M.C." on CBS. "Letters to Laugh-In" was soundly beaten in the ratings. As such, unlike the nighttime "Laugh-In" (which enjoyed a five-year run on NBC), "Letters to Laugh-In" lasted only three months before being canceled on December 26. Its replacement was "Loman & Barkley's Name Droppers", an equally short-lived game that was replaced on March 30, 1970, by the soap opera "Somerset". One episode of "Letters to Laugh-In" was