Pete Wentz has landed in hot water after getting into a fight with a heckler at a Fall Out Boy gig on Monday night (June 11).The band were playing a show at the intimate Schubas venue in Chicago when Wentz was on the receiving end of some taunts regarding his alleged liaison with Ashlee Simpson.The bassist and band mouthpiece remained calm throughout the show, but things came to blows when he left the stage.

After exchanging blows, Wentz was pulled out by the security and escorted backstage. According to The Rolling Stone, the heckler was left face down and bleeding.
Police were then called to the venue where they calmed down the crowd and collected statements.