Dr. Dre Fiona Apple and Alanis Morissette, In the past few years Elizondo has since worked for many of Dr. Dre's productions. Dr. Dre also told "Scratch" magazine in a 2004 interview that he has been studying piano and music theory formally, and that a major goal is to accumulate enough musical theory to score movies. In the same interview he stated that he has collaborated with famed 1960s songwriter Burt Bacharach by sending him hip hop beats to play over, and hopes to have an in-person collaboration with him in the future. Dr. Dre has stated that he is a perfectionist
Dr. Dre and Justin Timberlake. During this period, The D.O.C. stated that Dre had been working with him on his fourth album "Voices through Hot Vessels", which he planned to release after "Detox" arrived. Planned but unreleased albums during Dr. Dre's tenure at Aftermath have included a full-length reunion with Snoop Dogg titled "Breakup to Makeup", an album with fellow former N.W.A member Ice Cube which was to be titled "Heltah Skeltah", an N.W.A reunion album, and a joint album with fellow producer Timbaland titled "Chairmen of the Board". In 2007, Dr. Dre's third studio album, formerly known as "Detox", was slated