Aerosmith Breaking Up? Dream On! 1 11/11/2009 11:30 AM PST BY TMZ STAFF The Bad Boys from Boston aren't splitting ways after all -- because last night both Aerosmith frontman Steven Tyler and guitarist Joe Perry denied the break-up hoopla they helped create. is breaking up, mutha f**ka!"And there you have it. More Aerosmith Steven Tyler to Leave Aerosmith?!