in the music industry including Sinéad O'Connor (" Silent Night "), Donny Osmond (" Crazy Horses "), Mariah Carey (" Never Too Far/Hero Medley "), Secret Garden ("You Raise Me Up"), Lionel Richie ( "Easy" ), Ronan Keating ( "The Dance" ), Dolores O'Riordan of The Cranberries (" Little Drummer Boy "),