Ariana Grande at The 53rd Annual GRAMMY Awards held at the Staples Center on February 13, along with her brother Frankie.
Ariana was uber pretty in a simple white BCBG dress which she picked with help from her Twitter fans.
She paired it with metallic peep-toes, gold ring, and matchy nail polish.
For a similar one sleeve dress look, check out Riller & Fount's "Fiona" One Sleeved Kimono Mini Dress, $149.00 at revolveclothing.com.
Pics from Zimbio