Earl "Madman" Muntz! First of the loud, nutso, in-your-face used car salesmen, in the 1940s his billboards blanketed Southern California screaming, "I wanna give 'em away, but Mrs. Muntz won't let me - SHE'S CRAZY!" and "I buy 'em retail, sell 'em wholesale - IT'S MORE FUN THAT WAY!"