Bringing her always-unique look to Sin City, Nicki Minaj turned up for the 2011 Billboard Music Awards in Las Vegas, Nevada on Sunday evening (May 22).

Held at the MGM Grand, the “Pink Friday” hitmaker dazzled while working the red carpet before heading inside to prep for her performance alongside tour mate Britney Spears.

As for the show, the Ken Jeong hosted Billboard Music Awards also features performances by big names including Ke$ha, Jennifer Lopez, the Black Eyed Peas, Lil Wayne and numerous other top acts.

With presenters including Rihanna with 18 nominations followed by Eminem (16), Lady Gaga (12) and Justin Bieber and Bruno Mars with 11 each.

Enjoy the pictures of Nicki Minaj at the 2011 Billboard Music Awards (May 22)