Billboard Music Awards Photo Fun

The electric performances didn't end on stage! From Carrie Underwood to Ludacris, see who tuned into PEOPLE's photo booth

  • KYLIE & KENDALL JENNER photo | Kendall Jenner, Kylie Jenner

Credit: Denise Truscello for People.com

Updated: Monday May 19, 2014 | 01:00 PM EDT By: Brooke Showell

KYLIE & KENDALL JENNER

From Billboard Music Awards to bridesmaids? Before they jet off to sister Kim's European wedding, the girls prove they can hold their own in front of PEOPLE's camera Sunday at Las Vegas's MGM Grand Hotel & Casino.