Marshall Bruce Mathers III (born October 17, 1972), better known by his stage name Eminem or his alter ego Slim Shady, is an American rapper, record producer, songwriter and actor. Eminem''s popularity brought his group, D12, to mainstream recognition. As well as being a member of the Detroit rap group D12, Eminem is also one half of the Detroit hip hop duo Bad Meets Evil, with Royce da 5''9". Eminem is one of the best-selling artists in the world and is the best selling artist of the 2000s. He has been listed and ranked as one of the greatest artists of all time by many magazines including the Rolling Stone magazine which has ranked him 82nd on its list of The 100 Greatest Artists of All Time. The same magazine has declared him The King of Hip Hop. Including his work with D12 and Bad Meets Evil, Eminem has achieved ten number one albums on the Billboard 200. He has also sold more than 42Â million track downloads and 41 million albums in the United States alone, and 86 million albums worldwide to date.