Johnny Depp has apologised to fans after he's been forced to pull out of his band's upcoming concerts.The actor, 59, is in the rock band, Hollywood Vampires, along with Alice Cooper and Aerosmith’s Joe Perry, who were due to perform in several locations this week. But due to Johnny fracturing his ankle and being told he is "unable to travel" the supergroup have had to reschedule the tour dates.They were set to play at the SHNU Arena in Manchester, New Hampshire on Tuesday, Boch Centre – Wang Theatre in Boston, Massachusetts on Wednesday and Bethel Woods Centre For The Arts in Bethel, New York on Thursday.