So just a day ago, news had spread everywhere that Kanye West showcased some ew music, and it featured Rihanna. Well, that briefly-awaited single has just dropped. The song, titled "FourFiveSeconds" features Paul McCartney and Rihanna. The new track is driven with an angry tone that's very reminiscent of Yeezus previous album Yeezus. Ty Dolla $ign previously announced that this new song would be featured on Kanye's new album, but there has been no official confirmation. For now, check out "FourFiveSeconds" here.You can also buy the song on iTunes now as well.