Single and not ready to mingle. Selena Gomez called Justin Bieber, The Weeknd and other ex-boyfriends “crazy” in a YouTube video with NikkieTutorials. In the YouTube video, which was uploaded on Sunday, September 6, and promotes Selena’s new makeup brand, Rare Beauty, the Wizards of Waverly Place alum and the YouTube star, whose real name is Nikkie de Jage, talk about relationships.