GRiZ shares chill 4/20 ballad with ProbCause & Jaye Pryme, ‘Smoke That’ GRiZ collaborated with some of his favorites on 4/20, and this is the final product. Stream here. Related Posts: Envision Festival announces 2019 lineup with GRiZ, Tycho, CloZee, and more Calvin Harris and friends celebrate Labor Day weekend with Hakkasan
