Jordin Sparks - Billboard Music Awards 2012

Jordin Sparks shows off her slim figure at the 2012 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 20) in Las Vegas.

The 22-year-old entertainer — who walked the carpet with boyfriend musician Jason Derulo — wore a hip-hugging Diane von Furstenberg dress and shoes with David Yurman jewelry.

PHOTOS: Check out the latest pics of Jordin Sparks

“Soundcheck helped ease the nerves a bit! So excited for tonight! Now starting glam for red carpet! #BBMA,” Jordin tweeted.

Can’t wait to see her Whitney Houston tribute!