Chris Brown Sued for Alleged Vegas Attack

The woman who claimed Chris Brown and his crew hit her and tossed her out of a Las Vegas party … has now filed a lawsuit against him.

Liziane Gutierrez filed docs in Clark County, NV … laying out the details of the story TMZ broke: She says she went to Chris’ room at the Palms Hotel and Casino, and then someone — Chris or someone in his crew — hit her in the “face and/or arm and/or hands.”

In the suit, she also says someone in the room took her cell phone. Read more at TMZ…