Dr. Dre Nas' "Hustlers", and several beats on Eminem's Relapse album. Soul and R&B pianist Mark Batson, having previously worked with The Dave Matthews Band, Seal and Maroon 5 has been credited as the architect of this sound. Besides Batson, Aftermath producer and understudy of Dre's, Dawaun Parker, who has named Q-Tip and J Dilla as his primary influences, is thought to be responsible for giving Dre's newest beats an East Coast feel. Dr. Dre has said that his primary instrument in the studio is the Akai MPC3000, a drum machine and sampler, and that he often uses as many as four
Dr. Dre musicians. In an August 2010 interview, Dr. Dre stated that an instrumental album titled "The Planets" is in its first stages of production; each song being named after a planet in the Solar System. On September 3, Dr. Dre showed support to longtime protégé Eminem, and appeared on his and Jay-Z's Home & Home Tour, performing hit songs such as "Still D.R.E.", "Nuthin' but a 'G' Thang", and "Crack a Bottle", alongside Eminem and another protégé, 50 Cent. Sporting an "R.I.P. Proof" shirt, Dre was honored by Eminem telling Detroit's Comerica Park to do the same. They did so, by