We chatted to Halsey about her brand new song Without Me, how to fight jetlag and being the 'mum' of her friendship group. She also comes clean to Lucy Ford about that rumoured BTS collaboration!br br Welcome to heatworld on youtube. heatworld covers everything and everyone you need to know about showbiz and entertainment. From breaking celebrity news to the latest (and funniest) stuff in the world of TV, film and music, the best celebrity videos and interviews, and the hottest famous looks to copy and drool over. Please stay a while and do help yourself to our freshly baked videos.