April 27, 1932: Ed Wynn , the Texaco fire chief, graced the airwaves for the first time on Texaco Star Theater. Wynn, who enjoyed popularity as a vaudeville performer, gave as a condition to his switch to radio, that a live audience react to his humor.His condition was granted by the network and so began Wynn's career as the first true superstar of radio. Ed Wynn was hosted a popular radio show on Tuesday nights for most of the 1930s. The radio show was heard in North America and sponsored by Texaco gasoline. On the show Wynn played as the " Texaco Fire Chief ". He was often seen wearing a fireman's helmet. For this show, Wynn would turned down the offer form The Wizard in MGM's adaptation of The Wizard of Oz , to play a role on that show.