Microposts ⋆ MusicLast Updated: Monday, April 16, 2018 ⋆ 23:07:47Published: Saturday, April 14, 2018 ⋆ 16:42:38Post Malone’s new album comes out April 27, 2018. Two weeks to go. Just can’t wait! 😝🎵 “rockstar (feat. 21 Savage)” is a recording by Post Malone, appearing on the 2017 album “rockstar (feat. 21 Savage) – Single”.