 Foghorn's voice was created and originally performed by Mel Blanc and was later performed by Jeff Bergman, Joe Alaskey, Bill Farmer, Greg Burson, Jeff Bennett, and Frank Gorshin.Foghorn Leghorn was directly inspired by the character of Senator Claghorn, a blustery Southern politician played by Kenny Delmar on "Fred Allen's" popular 1940s radio show.Foghorn adopted many of Claghorn's catchphrases, such as "That's a joke, son!"