Rockstar (Post Malone song)

"Rockstar" (stylized in all lowercase) is a song by American musician Post Malone featuring British-American rapper 21 Savage. It was released on September 15, 2017, by Republic Records as the lead single from Malone's second studio album Beerbongs & Bentleys (2018). The song was written alongside Carl Rosen, Joey Bada$$, and producers Louis Bell and Tank God. The track received mixed reviews from music critics, and became the artists' most successful hit single to date, reaching number one on the US Billboard Hot 100, and reaching the top spot in several other countries, including Australia, Canada, Greece, Portugal, Romania, Ireland, New Zealand, Sweden, Norway, Finland, Denmark and the United Kingdom.