From Wikipedia, the free encyclopedia. Edward Peter "Ed" McMahon, Jr. (March 6, 1923 – June 23, 2009) was an American comedian, game show host and announcer. He is most famous for his work on television as Johnny Carson's announcer and sidekick on The Tonight Show from 1962 to 1992. He also hosted the original version of the talent show Star Search from 1983 to 1995. He co-hosted TV's Bloopers and Practical Jokes with Dick Clark from 1982 to 1986. He also presented sweepstakes for the direct ma...