Featuring Mike Posner and Matthew “blackbear” Musto, Mansionz combines pop, hip-hop, and R&B to create a signature millennial sound. • Before Mansionz, Posner scored pop hits like “Please Don’t Go” and “Cooler than Me.” Musto played in the indie band Polariod before cultivating an alternative hip-hop sound. • In 2011, blackbear guested on Posner’s “Marauder Music (Drive in the Dark to This).” The following year, they cowrote Justin Bieber’s hit “Boyfriend.” • They formed Mansionz in 2016 and signed with Island Records that same year. • In 2017, Mansionz released their self-titled debut album, which includes the viral single “Rich White Girls.” The follow-up single, “Dennis Rodman,” features the titutal former NBA star.