The family were in London for the premiere of the children's film Brother Bear at the Warner West End in Leicester Square on Sunday night. Former Genesis drummer Collins, 51, who is worth £115 million, wrote the film's soundtrack. He made no mention of the theft at the premiere. Collins's spokeswoman said today: "A thief stole Orianne's purse from her handbag while they were shopping in Regents Street. Those are all the details we know.