The Lost Files - Digital Underground album - was created on 1999-10-26.
Underground - Ariel Pink album - was created in 1998-09.
One Nation Underground - Ill Niño album - was created on 2005-09-27.
He was 19 when he started at a backup dancer for Digital Underground, but he began his own rapping in 1991 at the age of 20. He did several features for Digital Underground and released his very first debut album. The album was named 2Pacalypse Now.
Humpty Dance - Digital Underground
He did never really "leave" the group, he just happened to go solo with his debut album "2Pacalypse Now" in 1991. He started rapping with Digital Underground around 1988, so I guess you could say he "was" in the group for about three years.
Underground Album was created in 1982.
Underground Atlanta - album - was created in 2007.
Notes from the Underground - album - was created in 1982.
Underground Resistance - album - was created in 2003.
Chronicles - The Velvet Underground album - was created in 1991.
Underground - Ariel Pink album - was created in 1998-09.
Underground - Graham Bonnet album - was created on 1997-08-21.
Weather Underground - Geneva album - was created on 2000-06-03.
Underground - Thelonious Monk album - was created on 1968-02-14.
House of Lords - Lords of the Underground album - was created on 2007-08-21.
The Lost Files - Donell Jones album - was created on 2009-11-24.
One Nation Underground - Ill Niño album - was created on 2005-09-27.