He typically dresses like an undead pirate at his shows, which still sell out by the way. Cooper is a great frontman because of his propensity for theatrics and showmanship, in addition to his intensely piercing voice. He has been called the "campiest" rockstar of all time, but we're assuming he takes that as a compliment.
Eric Clapton
Clapton has been referred to by hundreds of musicians as "arguably the best guitarist who ever lived." Although he may have denied that statement, people didn't spend $200+ on resale tickets in the 1980s to watch a mediocre guitar player.