The pair joined "The Tonight Show Starring Johnny Carson" on October 1, 1962, on NBC. He describes what happened when the pair first met, the whole meeting being "about as exciting as watching a traffic light change". For almost 30 years, McMahon introduced the show with a drawn-out "Heeere's Johnny!" His booming voice and constant laughter alongside the "King of Late Night" earned McMahon the nickname the "Human Laugh Track" and "Toymaker to the King". As part of the introductory patter to "The Tonight Show", McMahon would state his name out loud, pronouncing it as , but neither long-time cohort Carson nor anyone else who interviewed him ever seemed to pick up on that subtlety, usually pronouncing his name .