Demi Lovato reveals sister: Singer never knew she had a secret half-sibling

quot;X Factor" judge Demi Lovato just found out she had an older half-sister.

Demi Lovato Reveals She Has a Secret Sister!

Who Are Demi Lovato's Sisters? How Many Sisters Does Demi Have?

KT Tunstall, 44, finds her two long-lost sisters she never knew

Here's What It's Really Like to Be Demi Lovato's Sister

Demi Lovato Fans Divided Over New Look At Oscars Party: Photos

Demi Lovato's 3 Siblings: All About Sisters Amber, Dallas and Madison

Demi Lovato: 'Cool for the Summer' Is About Hookups With Female Celeb

Demi Lovato couldn't see her sister until she got sober

Bet You Never Knew These Mega Stars' Less Famous Siblings

Demi Lovato Reveals She Has a Secret Sister!

Why Demi Lovato Felt She Was in Walking Coma After 2018 Overdose

Poot Lovato: has the internet discovered Demi's secret sister

Demi Lovato helps out the Victoria's Secret Angels' campaign in St. Barths

The Secret of the Sand Castles, Book by Demi

Demi Lovato & Joe Jonas Team Up For Secret VS Project in St

Demi Lovato has 'a vision' for her bridal look -- but wants to keep it a secret - Good Morning America

Love Island All Stars' Demi Jones reveals 'secret snogs' and 'DM slides' with villa hunks that NOBODY knows about