Dark Horse. By Katy Perry, Juicy J Dark Horse - Juicy J. 3:350:30. Featured on PRISM (Deluxe) Listen to Katy Perry in full in the Spotify app. Play on Spotify. Katy Perry. 0 Dark Horse. Katy Perry Featuring Juicy J Prism LP Bonus Tracks February 8, 2014. 1Peak Send Ringtone. 263 Prism Deluxe Edition. Listen to songs and albums by Katy Perry, including "PRISM (Deluxe Version)," Prism received a lift from its third single, "Dark Horse," which became her ninth. “Dark Horse” is the second single off Prism, Katy Perry's fourth studio album. The song has been called a “southern rap-techno mashup” and features a verse.