Ellas Otha Bates ( December 30 , 1928 - June 2 , 2008 ) , known by his stage name Bo Diddley , was an American R&B vocalist , guitarist and songwriter ( usually as Ellas McDaniel ) .
Bo Diddley ( born Ellas Bates , December 30 , 1928 in McComb , Mississippi , died June 2 , 2008 in Archer , Florida ) was an American singer , guitarist and songwriter .