Chris Brown celebrates birthday with Chloe Green and ex girlfriend Karrueche Tran... but Rihanna is nowhere to be seen?

They recently reconciled their relationship despite the controversy surrounding them, but could things be on the rocks again for Rihanna and Chris Brown?The Look At Me Now singer celebrated his 24th birthday - which isn't actually until May 5th - at the Emerson nightclub in LA on Friday night, with Rihanna nowhere to be seen.Former flame Karrueche Tran was in attendance however, sparking rumours that there might be trouble in paradise for the young couple once again.


Bad boy: Chris Brown celebrated his 24th birthday with a host of famous faces on Friday night
Happy BDay though!

-Momo :3 (Created on May 4th)