Saturday night's violent confrontation between Chris Brown and Rihanna may have started with a text. The New York Daily News and TMZ both report that Chris Brown received a text message from another woman while driving with Rihanna. Rihanna reportedly become enraged and got out of the car, at which point things took an ugly turn.

"[Chris] got a booty call" says a Daily News' source recounting the night's events. "Rihanna saw it and she got upset. They started to argue. She got out of the car. He wanted her to get back in, so he grabbed her. "She pulled away. That's when she's told people he hit her."

The Daily News also reports that Brown has been trying to get in touch with Rihanna but "so far she hasn't taken his call."

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