Seeing the Biebs and Kendall Jenner in their skivvies is not a revelation – the two are rarely photographed in much more than that. However, there is somethin’ always so FIRE about Calvin Klein underwear ads, and this new vid and shots from the fashion giant are no exception. Alongside JB and the youngest Kardashian are Lil Nas X, Maluma, SZA and more. Check out the video and the new snaps below, and just try and keep your thirst at bay!