Amanda Bynes tweets racist remark about Rihanna and says Chris Brown 'beat her because she's not pretty enough'

Amanda Bynes turned her anger toward Rhianna Sunday, posting a series of racist and offensive remarks about the singer and her relationship with Chris Brown. The embattled 27-year-old briefly posted a number of tweets about Rihanna, 25, before deleting the comments. The tirade began with Amanda writing, '@rihanna you look so ugly tryin (sic) to be white', followed within minutes by a message blaming the singer for being assaulted by her ex-boyfriend.