"Monster" is a song by Canadian singers Shawn Mendes and Justin Bieber. It was released through Island Records as the second single from the former's fourth studio album, Wonder, on November 20, 2020. The song was produced by Frank Dukes and additionally produced by Matthew Tavares and Kaan Güneşberk. The two artists wrote it with Dukes alongside Daniel Caesar and Mustafa the Poet. All producers a... Wikipedia