Reginald Jr., better known as his stage name RJ is a rapper from Los Angeles, California who is signed to YG's label Pu$haz Ink, as well as DJ Mustard's new 10 Summer Records. A majority of his popularity stems from his frequent collaborations with both YG and DJ Mustard. The artist's most celebrated releases to date are his mixtapes O.M.M.I.O and his collaborative tape Rich Off Mackin with 10 Summer label mate Choice, (formerly Royce The Choice).