Check out some exclusive behind-the-scenes pics from the video shoot for LE SSERAFIM's "BOOMPALA" music video. LE SSERAFIM Courtesy of SOURCE MUSIC Trending on Billboard Think Mad Max: Fury Road , but make it K-pop. In the upcoming video for their single “BOOMPALA,” from their sophomore full-length album, PUREFLOW pt. 1 (May 22), girl group LE SSERAFIM slip into futuristic outfits and have a wild party with a group of back-up dancers that include a duck, aliens, a horned devil and some other out-there companions. The South Korean quintet shared some behind-the-scenes snaps from the shoot with Billboard , in which members SAKURA, KIM CHAEWON, HUH YUNJIN, KAZUHA AND HONG EUNCHA slip into some witchy outfits in front of a giant bank of speakers and bliss out on a giant truck outfitted with a series of horns and speakers that brings to mind a more musical version of the flame-throwing, guitar-slinging Coma-Doof Warrior from the 2015 Mad Max sequel.…