TMZ — The woman who claims Chris Brown punched her in the face at a Vegas party Friday night says Chris has a lot of nerve to call her ugly and call out her past, given his own past. Liziane Guiterrez posted a video responding to Chris' comments about anâ€... more info

Perez Hilton — These are VERY strong words of denial! Chris Brown may be under investigation by Las Vegas police right now after he allegedly hit a 26-year-old woman during an altercation at a private party over New Year's weekend, but his reps are categorically ca... more info

TMZ — Chris Brown has a warning to anyone who makes false allegations against him ... no more Mr. Nice Guy. He'll be suing you. Sources close to Chris tell us, he will be filing a lawsuit against Liziane Gutierrez, the woman who claims he punched her in…... more info

L.A. Times - Entertainment — Singer Chris Brown has denied an accusation that he battered a woman in Las Vegas during a concert after-party. Las Vegas police reported that the singer, who has had several run-ins with the law in recent years, is a suspect in an investigation of m... more info

TMZ — Chris Brown has a theory on why the woman claiming he punched her in the eye is making her allegation -- he says it's because she's just too ugly. Chris posted this video and then deleted it ... putting Liziane Gutierrez in his crosshairs.  As… ... more info

TMZ — Chris Brown's new accuser has a history of hurling allegations against celebs who anger her ... case in point, she took aim at Jason Derulo after he refused to take her to a Hollywood afterparty. Our photog shot this video back in August and… ... more info

Reuters — (Reuters) - Singer Chris Brown was under investigation by Las Vegas police on Saturday for possible battery on a woman, authorities said, in a case that comes nearly seven years after his notorious arrest for beating then-girlfriend Rihanna. more info

TMZ — Chris Brown is adamant ... the woman accusing him of punching her in the face is a liar and was just upset she got kicked out of his private party. A rep for the singer tells TMZ Liziane Gutierrez was booted from the party at The Palms Saturday… ... more info

TMZ — The woman who has accused Chris Brown of punching her in the eye has had run-ins with celebrities before ... with the likes of Jason Derulo. Liziane Gutierrez was enraged at Derulo back in August when she claims he ditched her as he left The Argyleâ€... more info

L.A. Times - Entertainment — Las Vegas police are investigating an allegation of battery against R&B singer Chris Brown. Lt. Jeff Goodwin says authorities received a call shortly before 10:30 a.m. Saturday about the alleged battery at the Palms Casino Resort. Goodwin would not r... more info