2001 exhibits an expansion on Dre's debut G-funk sound and contains gangsta rap themes such as violence, promiscuity, drug use, street gangs, sex, hate and crime.ģ. Dre and Mel-Man, as well as Lord Finesse, and features several guest contributions from fellow American rappers such as The D.O.C., Hittman, Snoop Dogg, Kurupt, Xzibit, Eminem, and Nate Dogg. It was released on November 16, 1999, by Interscope Records as the follow-up to his 1992 debut album The Chronic. 2001 is the second studio album by American rapper and producer Dr.