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 reviews from critics. Rumors began to abound that Aftermath was facing financial difficulties. Aftermath Entertainment also faced a trademark infringement lawsuit by the underground thrash metal band Aftermath. "First Round Knock Out", a compilation of various tracks produced and performed by Dr. Dre, was also released in 1996, with material ranging from World Class Wreckin' Cru to N.W.A to Death Row recordings. Dr. Dre chose to take no part in the ongoing East Coast–West Coast hip hop rivalry of the time, instead producing for, and appearing on, several New York artists' releases, such as Nas' "Nas Is Coming", LL Cool