Interesting. He'd either get furious or find it hilarious.
I kind of see him lying on the ground clutching his bleeding chest going: "Eveyone's a critic! Oh but the show's not over... untill the.. *blood cough* fat lady sings... YOU THERE! *points gun* You could stand to loose a few pounds, SING SOMETHING! And please.... not... something... by Katy perry...---" *is dead* "Oh god. Is he...?" *is not really dead* "Huarck! Really, either those wallpapers go or I go!" *is dead*