In his blog post, Facebook product designer Alexandre Roche fully introduced the feature that was first outed ahead of the f8 conference in September and said:

"Today, with music services on Facebook, there's a new way to listen with friends. This feature lets you listen along with any of your friends who are currently listening to music. You can also listen together in a group while one of your friends plays DJ."

"You can listen to the same song, at ...