West Coast hip-hop star, RJ, has just released a dope new single off of his upcoming album dropping 5/26/2017; titled “Mr. LA”. Check the new audio from RJ, who has signed to YG and DJ Mustard’s joint venture 400 Summers (which combines YG’s 4Hunnid Records and Mustard’s 10 Summer Records), below. Follow RJ on Twitter. Only on DubCNN.