Superstar Alicia Keys was spotted on the red carpter for her 3rd annual Keep a Child Alive Black Ball at London’s Camden Roundhouse with producer Mark Ronson, Alicia was joined by husband Super producer Swizz Beatz, along with british pop singer Jay Sean and rapper Tinie Tempah. Though all seemed well Alicia took to twitter to call out singer George Michael for not making the event ,even tho he stated he couldnt due to a tooth ache.Check out pics & twitter statement here