A source tells OK! magazine that Chris Brown and Rihanna’s argument on the eve of February’s Grammy awards was prompted by a three-page text message from 27-year-old model Natasha Ellie. “Rihanna has been having problems with this girl for a long time. Rihanna even reached out to Natasha, but she denied everything,” the insider told the British tabloid. “In the lyrics [to Rihanna’s song ‘Emergency Room’] she mentions finding Natasha’s number in Chris’ jeans. Rihanna didn’t write the song, but she met with the songwriter and told her how she felt and what she was going though and they came up with it.” Read more.