19. Her First Concert Was a Katy Perry Concert
Ariana Grande's first concert was Katy Perry! Soon enough she'd become a big star just like KP.
20. She's #1
Or at least she was, in more than 80 countries, when her new album, My Everything, was released!
21. She Has Almost 24 Million Twitter Followers
And 23 million more Instagram fans to boot!
22. Her First Love
Ariana was in a long-term relationship with Jai Brooks from 2012-2013 and again in 2014 before splitting up this summer.
23. She's Dating Big Sean!
Okay, maybe you did know that one. But this VMA cameraman confirmed the rumors for us, and the couple has since gone public with their love!
Wait! There's more! Just click "Next" below: