A virtual war between Rihanna and Chris Brown's X!

American pop star, Rihanna, launched a Twitter war with ChrisBrown's ex-girlfriend and super model Karrueche Tran- according to The Sun.

The virtual war started when Tran spread a photo of her wearingone of Brown's famous T-shirts and then they both started posting codedmessages against each other. Since both obviously hate each other; Brown istrying to be understanding for both and tries to contain their anger as theyfight to win his heart.

Sources revealed the Rihanna and Brown are getting back to wherethey stopped and that he spent Christmas with her but yet again he still seesTran who hopes to spend New Year's with him; so is Rihanna!