ET Vault Unlocked: CELINE DION! The superstar with a showstopping voice. What you never knew about CELINE’S humble start. Then, ET's first interview with the global superstar in 1990. Plus, CELINE on her “Titanic” hit ‘My Heart Will Go On’. How she felt right before performing it on the Oscars® stage. And, her history making Vegas residencies with nearly 1,200 shows and over 4.5 million tickets sold. Plus, her Vegas team up with ELTON JOHN. Then, everything you didn’t know about CELINE’S fashion obsession to her hidden talent, acting! Her TV guest appearances from “The Nanny” to “All My Children”. And, her family life with late husband, RENÉ ANGÉLIL and their three children. Then, an update on her battle with a devastating neurological condition.