Demi Lovato Parties Hard With Paris Hilton In 'Sorry Not Sorry' Video

That's hot

Demi Lovato Invited Nearly 200 Fans To A Raging Boston House Party

Where's our invite?

Demi Lovato Seeks Revenge In Fierce New Song 'Sorry Not Sorry'

'This is an anthem for anyone who's ever been hated on'

Demi Lovato Thanks Fans For Their 'Kindness' In Emotional Note

She's beginning a 'new chapter' in her career

Demi Lovato Gives You ‘Instructions’ For Slayage On New Jax Jones Song

'Instruction' is DYNAMITE 🔥

Demi Lovato And Wilmer Valderrama Prove That Exes Can Still Be BFFs

💕 'Best of friends no matter what' 💕

Demi Lovato Relives Her Emo Phase By Screaming 'Misery Business'

Making Paramore proud

15 Songs You Didn’t Know ‘Issues’ Singer Julia Michaels Wrote

She’s the mastermind behind big hits for Justin Bieber, Selena Gomez, and more

Taylor, Harry, And More Celebs React To Tragedy At Ariana Grande’s U.K. Concert

Celebrities like Taylor Swift, Demi Lovato, and Harry Styles react on social media to the tragedy at Ariana Grande's concert in Manchester.

Demi Lovato Is 'Really Proud' Of Miley Cyrus For Embracing Sobriety

'Whenever you are able to take control back, it's really admirable'

11 Celebs Who Guest-Starred On Their Baes' TV Shows

These cameos happened before, during, and after stars’ relationships developed

Avril Lavigne And Ashley Tisdale Sang Together Like It's 2005 Or Something

Hear a snippet of 'Trophy Boy,' which also features Demi Lovato

Demi Lovato Is A Cosmic Rebel In Cheat Codes’ ‘No Promises’ Video

Demi makes a post-apocalyptic wasteland her dance floor

Demi Lovato Got A Lion Tattoo In The Middle of The Night

On her hand

Demi Lovato’s Body Image Philosophy Has Nothing To Do With Numbers

‘I’d rather live in freedom from my eating disorder ...’

Demi Lovato Goes Full Diva While Covering Adele And Katy Perry

There's a fire starting in her heart

Demi Lovato Promises ‘No Promises’ In New EDM Song With Cheat Codes

Warning: This will get stuck in your head

Watch Demi Lovato Smooch All Over Ed Sheeran’s Face

She’s in love with the shape of Ed — as a pillow

Demi Lovato Has A Pretty Chill Attitude About Her Leaked Nudes

Demi Lovato responds the the apparent leak of her private photos.

Demi Lovato Proudly Celebrates Five Years Of Sobriety

‘So grateful. It’s been quite the journey.’

Demi Lovato's New Haircut Was Immediately Ruined By Slime

She debuted a new lob haircut at The Kids' Choice Awards

A Day Without A Woman: The MTV Playlist

Inspiring songs for an international day of action

Demi Lovato's Oscars After-Party Outfit Channels A Classic Miley Cyrus Dress

It's 2010 all over again

11 Celebrities Who Crushed On Other Celebs

Unlike us, they have a chance of actually meeting them