Lady Gaga will cover one of Amy Winehouse's signature songs to support the late singer's foundation. The recording will be featured on Amy's YouTube channel, set up to raise money for the Amy Winehouse Foundation. "We've got this new YouTube channel where stars all over the world are going to do an Amy track and however many hits we get after the first 2 million, we start making money for the Foundation," Amy's father Mitch Winehouse told The Sun. "Leona Lewis is going to do one, Lady Gaga