Ariana Grande

Find out who your favorite stars are sitting next to at the Grammys.

The pop star shared a pre-Grammy rehearsal photo.

She posted a never-before-seen video of the late rapper.

Another artist claims that Ariana stole the idea for the chorus.

The rapper's posthumous album 'Circles' just dropped.

Fans are outraged at the rapper for making light of the tragedy.

'I promise I look cute over here in my own world.'

Our favorite, once-inseparable celebrity besties and their unfortunate fallouts.

Congrats are in order!

The answer, straight from the pop star herself!