"FourFiveSeconds" is a song recorded by Barbadian singer Rihanna, American rapper Kanye West, and English musician Paul McCartney. It was written and produced by McCartney, Kanye West, Mike Dean, Dave Longstreth and Noah Goldstein with additional writing from Kirby Lauryen, Ty Dolla Sign, Dallas Austin, Elon Rutberg and Rihanna. Previewed by West at the iHeartMedia Music Summit on January 21, 2015, it was digitally released on January 24. "FourFiveSeconds" is a folk-pop and soul song with an instrumentation consisting of an acoustic guitar, organ and bass guitar.