Demi Lovato Pulled Off A Red-Hot 'Sorry Not Sorry' Performance

Nailed. It.

Demi Lovato's Birthday Note To 'Absolute Best Friend' Nick Jonas Is Super Sweet

๐ŸŽ‚ ๐ŸŽˆ ๐ŸŽ‰ ๐Ÿ˜

Demi Lovato's Album Tracklist Has Some Pretty Scandalous Song Titles

'Ruin The Friendship'???

8 Powerful Moments From The โ€˜Hand In Handโ€™ Hurricane Relief Telethon

From Justin Bieber's prayer to Beyoncรฉ's beautiful message, here are the moments you need to see

Demi Lovato Is So Over A Bad Relationship On 'You Don't Do It For Me Anymore'

Kick off your weekend with a new slow jam

Demi Lovato Says Her 'Vulnerable' New Song Is About Someone Fans Know

'You don't always have to explain [your emotions] to people'

Demi Lovato Reveals Why Wiz Khalifa And Paris Hilton Star In 'Sorry Not Sorry'

So little time, so many celebrity cameos

Demi Lovato Unveils The Name Of Her Swoon-Worthy Sixth Album

And it's arriving much sooner than you think

Demi, Camila, 5H, And More Will Battle It Out For The VMA Song Of Summer Award

Here's how to vote for your fave

Nick Jonas Posted A Sweet Nostalgic Pic For Demi Lovato's Birthday

'I know you won't ever let me live it down that you're a month older than me...'

Demi Lovato Teaches You Her Moves In Jax Jonesโ€™s โ€˜Instructionโ€™ Video

See her 'drop it down low and take it back high'

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 โ€˜Instructionsโ€™ For Slayage On New Jax Jones Song

'Instruction' is DYNAMITE ๐Ÿ”ฅ

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

๐Ÿ’• 'Best of friends no matter what' ๐Ÿ’•

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

Making Paramore proud

15 Songs You Didnโ€™t Know โ€˜Issuesโ€™ Singer Julia Michaels Wrote

Sheโ€™s the mastermind behind big hits for Justin Bieber, Selena Gomez, and more

Taylor, Harry, And More Celebs React To Tragedy At Ariana Grandeโ€™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 starsโ€™ relationships developed