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 album for an artist to enter the "Billboard" 200 album charts at number one. In 1994 Dr. Dre produced some songs on the soundtracks to the films "Above the Rim" and "Murder Was the Case". He collaborated with fellow N.W.A member Ice Cube for the song "Natural Born Killaz" in 1995. For the film "Friday", Dre recorded "Keep Their Heads Ringin'", which reached number ten on the "Billboard" Hot 100 and number 1 on the Hot Rap Singles (now Hot Rap Tracks) charts. In 1995, Death Row Records signed rapper 2Pac, and began to position him as their major star: