Exclusive Was Ariana Grande a Diva at Stand Up to Cancer? E! Online(03) Save Image Image gallery: Cancer, Ariana Grande's Hidden Battle: The Pain She's Kept Secret For Years.
![Ariana Grande Sings 'My Everything' for Stand Up 2 Cancer [VIDEO]](https://townsquare.media/site/252/files/2014/09/Ariana.jpg?w=1200&h=0&zc=1&s=0&a=t&q=89 "Ariana Grande Sings 'My Everything' for Stand Up 2 Cancer [VIDEO]")
