"FourFiveSeconds" is a song recorded by Barbadian singer Rihanna, American musician Kanye West and English musician Paul McCartney. It was written and produced by West, McCartney, Mike Dean, Dave Longstreth and Noah Goldstein with an additional writing from Kirby Lauryen, Ty Dolla Sign, Dallas Austin and Elon Rutberg. Previewed by West at the iHeartMedia Music Summit on January 21, 2015, it was posted on Rihanna's official website on January 24. The same day the song was made available for digital download.