• "Psycho" is a song recorded by American rapper Post Malone, featuring guest vocals from American singer Ty Dolla Sign.
Lyrically, the song discusses Malone's lifestyle and explores the theme of excessive fame and trust issues.
• The song was released through Republic Records on February 23, 2018, as the third single from Post Malone's second studio album, Beerbongs & Bentleys (2018).
• According to Billboard, the song has a slow-moving trap beat and melodically bears a resemblance to Post Malone's 2015 song "White Iverson". Similarly, Rob Arcand of Spin regarded the song as "a melodic continuation of his hit 'White Iverson,' with a slow-moving trap beat that finds Post both singing and rapping over top."
• "Psycho" reached the US Billboard Hot 100 No. 2; the US Hot R&B/Hip-Hop Songs (Billboard) No. 2; and US Rhythmic (Billboard) No. 20.