Rihanna releases new Kanye, McCartney collab

After endlessly teasing her next album on social media, Rihanna has finally given fans a taste of some new music.

FourFiveSeconds, released Saturday night, is an acoustic, guitar-driven track featuring Kanye West and Paul McCartney (on keyboard). It comes just three weeks after West and McCartney released new collaboration Only One, a sweet and soulful ballad told from the perspective of West's late mother, Donda.

Although audio has been pulled from various sites, you can find FourFiveSeconds on Rihanna's website, rihannanow.com, and on iTunes.

Rihanna excitedly reacted to the new music in a video on Instagram, as did many fans on Twitter:

And, of course, there were plenty of McCartney jokes as well: