Olivia Culpo, we are jealous of YOU!
Also, those dance moves. Can we talk dance moves?! OMG.
Ch-ch-check out the hawt music video (above)!!
In a performance beamed all the way from Newcastle, UK, Katy swung into action at the Billboard Music Awards!
Ch-ch-check out the video (above) to see Katy blow us away so hard, it blows out the candles on our Birthday cake!