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

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

Demi Lovato Says She Wants the Goo Goo Dolls to Perform the First Dance Song at Her Wedding

Is Demi Lovato Engaged? Who Is Demi Lovato Dating? All About Jordan Lutes, Max Ehrich, More - Parade

Demi Lovato Relives Overdose in Dancing with the Devil Music Video

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

Demi Lovato reveals secret half-sister

Demi Lovato Reveals She Has a Secret Sister!

Demi Lovato Says She's in 'Chill' Mode with Wedding Planning: 'I'm Just Really Looking Forward to It' (Exclusive)

Demi Lovato - Wikipedia

Demi Lovato Gets Candid About Why She's Opening Up About Her Dark Past With Drugs; Hopes to Teach Her Little Sister - In Touch Weekly

Demi Lovato's Sister Madison De La Garza Curses On Song 'Solo

Demi Lovato gets a giant tattoo of a lion on her hand

Demi Lovato breaks silence over drug overdose and friend betrayal - Mirror Online