Lorde Performs 'Tennis Court' at Billboard Music Awards 2014

Lorde claws her way on stage during the 2014 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 18) in Las Vegas.

The 18-year-old New Zealand musician picked up Top New Artist and Top Rock Song for her hit single, “Royals”.

“But srsly you guys i meant what i said in my speech! THANKYOU for giving me a chance to grow and get better – it’s all you,” Lorde tweeted after her wins.

PHOTOS: Check out the latest pics of Lorde

During the show, Lorde hit the stage to perform her newest song, “Tennis Court”. Check it out below!

10+ pics inside of Lorde…