<p>Plenty of people have accused Howard Stern of being full of hot air, so it made total sense when the shock jock descended upon the 1992 VMAs audience as his not-so-superhero alter ego, Fartman, in a buttocks-baring, prosthetically enhanced unitard. This hilarious stunt no doubt inspired Sacha Baron Cohen's <em>Bruno</em> stunt at the MTV Movie Awards in 2009. </p>