"Rockstar" (stylized as "rockstar")is a song by American rapper Post Malone. It was released on September 15, 2017, by Republic Recordsas the lead single from his second studio album Beerbongs & Bentleys (2018). The track features a guest verse from fellow American rapper 21 Savage. It was written by Post Malone, 21 Savage, Louis Bell, Carl Austin Rosen, Joey Bada$$ and Olufunmibi Awoshiley, and produced by Tank God and Bell (who co-produced "Congratulations").

Post Malone Featuring 21 Savage ‎ Rockstar

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