An unreleased song recorded by Rihanna and Chris Brown called 'Put It Up' has been uploaded to YouTube.

A An unreleased song recorded by Rihanna and Chris Brown called 'Put It Up' has been uploaded to YouTube.

The song features lyrics like "I'm gonna explore all of your body" and, "Treat me like I'm your property, do what you wanna/ Take command, I'm about to be your biggest fan".

Brown has previously appeared on Rihanna's song Birthday Cake on Talk That Talk, as well as Nobody's Business on Unapologetic.

The unlikely alliance is in spite of the fact that Chris Brown was sentenced to 180 days of community service and five years of probation for assaulting Rihanna in 2009.