Demi Lovato Performs “Cool For The Summer” And “Confident” Medley On #SaturdayNightLive

Demi Lovato Performs “Stone Cold” On #SaturdayNightLive

Demi Lovato "Cool For The Summer" / "Confident" (Medley) (Live at New Year's Rockin Eve 16)

Demi Lovato - Cool for the Summer (Audio)

Black Simon & Garfunkel Sing Demi Lovato's "Cool for the Summer"

Demi Lovato Announces New Album 'HOLY FVCK'

Miley Cyrus Performs “Twinkle Song” On #SaturdayNightLive

#SaturdayNightLive; Selena Gomez Performs “Good For You” And “Same Old Love” Medle

Demi Lovato - Cool for the Summer (Official Music Video)

Demi Lovato regrets being so critical of herself during her younger years

(VIDEO) Demi Lovato SIDE-BOOB Show At Billboard Women In Music Awards 2015

#SaturdayNighjtLive - Selena Gomez Performs “Hands To Myself”

Demi Lovato - Performs Skyscraper in Ellen Show

Demi Lovato Turns Talk Show Host on QUIBI: Pillow Talk With Demi Lovato

Demi Lovato - "Body Say" (Audio)

Demi Lovato Let It Go from Frozen Official Audio Only

Demi Lovato Give Me Love iHeartRadio Live Music video

American Music Award 2015 - Demi Lovato and Alanis Morissette performed “You Oughta Know” - HD

Demi Lovato - Cool for the Summer (Lyric Video)

Demi Lovato performs live Neon Lights Tour WarmUp Live from the Honda Stage

Demi Lovato was an "egotistical child star"

Demi Lovato - Remember December

Demi Lovato On The Road to Healing & Sharing Her Truth in 'Dancing With The Devil' _ PEOPLE

Demi Lovato 'changed' by rehab

Demi Lovato performs live Really Dont Care Tour WarmUp Live from the Honda Stage

Miley Cyrus Performs “Karen Don’t Be Sad” On #SaturdayNighLive