Culprit: (Noun) A person who is responsible for a crime or other misdeed.

Good news! The mystery woman who was texting Chris Brown which provoked the fight which ended "punchy" has been identified! It's his 39-year-old manager, Tina Davis, pictured above. Gooosch!

Sources tell us the woman who left the three-page text message on Brown's cell phone is Tina Davis. Davis -- who turns 40 this month -- was rumored to have had a relationship with Brown when he was 16. Brown and Davis have denied it. (Source)

It's kind of poetic, really. She's like Helen of Troy, only instead of being "the face that launched a thousand ships," she's "the face that launched a thousand punches. Into Rihanna's face." Hmm... Doesn't sound so poetic when you put it like that.