Ludacris has 18 Hot 100 top 10 singles under his belt, the third-most of any hip-hop musician. The Atlanta rapper has been chosen to host the 2014 Billboard Music Awards airing live this Sunday night (May 18) on ABC. The show will take place at the MGM Grand in Las Vegas. Katy Perry, John Legend, Miley Cyrus, Lorde, Jason Derulo, Jennifer Lopez, Ariana Grande, Iggy Azalea, Carrie Underwood and more are set to perform. Lorde, Imagine Dragons, Justin Timberlake lead the pack in nominations. JT is also up for album of the year alongside Beyonce, Eminem, Drake and Luke Bryan.