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 and is known to pressure the artists with whom he records to give flawless performances. In 2006, Snoop Dogg told the website Dubcnn.com that Dr. Dre had made new artist Bishop Lamont re-record a single bar of vocals 107 times. Dr. Dre has also stated that Eminem is a fellow perfectionist, and attributes his success on Aftermath to his similar work ethic. He gives a lot of input into the delivery of the vocals and will stop an MC during a take if it is not to his liking. However, he gives MCs that he works with room to write