So the stars pulled out all the stops to bring some seriously sexy glamour to the 2016 Billboard Music Awards at the T-Mobile Arena in Las Vegas on Sunday night. Leading the way was Ciara, Britney Spears, Mila Kunis and Kate Beckinsale who made sure to stand out on the red carpet in revealing and slinky ensembles. Look through the photos below and tell us who your sexiest female red carpet celebrity was …