Ariana Grande is BCBG Beautiful

Ariana Grande and big brother Frankie step out at the 2011 Grammy Awards held at The Staples Center in Los Angeles on Sunday night (February 13).

The 17-year-old Victorious starlet wore a breathtaking white BCBG draped dress with Jimmy Choo heels to the big event.

Ariana just launched her new, official website TODAY! She’s got all her covers, a Fan of the Week feature and much more.

Check it out at ArianaGrande.com!