California-born, Tupelo-raised, Atlanta-based duo Rae Sremmurd specialize in party-friendly trap anthems like their chart-topping hit "Black Beatles." With a name that's read as a backward-spelled alias for Mike Will Made It's songwriting and production syndicate EarDrummers, the pair debuted on Mike's late-2013 mixtape Mike Will Been Trill with "We," a scraping, lashing party track. Formed by two young and exuberant brothers, Swae Lee (Khalif Brown) and Slim Jxmmi (Aaquil Brown), they were also former members of Dem Outta St8 Boyz, a trio that had competed on the Wild Out Wed...