Ariana Grande

Watch the three pop stars' angelic new video!

She filed a $10 million lawsuit.

The singer beat megastars like Taylor Swift and Cardi B.

Ariana headlined the festival.

The fans were staring at Harry's moves during Ariana's show.

She said she'll cherish the moment forever.

From donut-licking to (fake) severed heads, these celebrity antics had us in a tizzy.

From Miranda Cosgrove to Amanda Bynes, see what your favorite Nickelodeon stars look like today.

The new track drops this Friday.

The 6-year-old beauty queen was murdered in 1996.