In Brief: Chris Brown ends it with Rihanna

Chris Brown has let the world know that his relationship with fellow R&B singer Rihanna (pictured) is over, via Facebook. The 19-year-old was arrested last Sunday before the Grammy awards, allegedly for assaulting Rihanna, and is currently said to be in Las Vegas attempting to hide from the media..............The Irish rock band U2, led by Bono, will make TV history next month by becoming the first musical act to perform five nights in a row on the Late Show with David Letterman............ A nude photograph of Madonna taken in 1979 has sold for $37,500 at Christie's in New York. The black and white picture was taken when the 50-year-old singer was a dancer struggling to make ends meet............. Bernard Butler, the former Suede guitarist, was crowned Music Producer of the Year at the Music Producers' Guild Awards last night. Butler has recently provided hit albums for Duffy, Black Kids and Tricky.............. Hugh Leonard, the Irish playwright and commentator, whose father-and-son drama Da won acclaim on Broadway and was made into a film, has died aged 82............... Alexandra Burke, winner of The X Factor in 2008, has signed a $3 million record deal in the United States, according to the Sun............. Estelle Bennett, a former singer with The Ronettes, the 1960s trio best known for their hit Be My Baby, has died aged 67..............
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