It's a wrap for Karrueche & Chris Brown. Chris & Rihanna back on

It's official. Chris Brown and Karruehe are done and Chris Brown and Rihanna are back on. The ex couple went to Jay Z 's concert at the new Barclays Center together last night (pictured above).

 Now check out Karrueche & Chris Brown's Tweets to know it's wrap for them. Guess Rihanna finally won!