'The Nightmare Before Christmas' Turns 30: Danny Elfman on Jack's Singing Voice (Flashback) In this ET flashback, Danny Elfman explains how he found Jack Skellington's singing voice for 'The Nightmare Before Christmas'
'The Nightmare Before Christmas' Turns 25! How Jack Skellington Came to Life On Screen ET is opening our vault to share rare interviews with producer Tim Burton and composer Danny Elfman.
