haha dead prez is 2 artists man! yeah they are political rappers.
Only 1 person mentioned cypress hill!

Some of my fave weed songs:
Rick James - Mary Jane
Scarface - Mary Jane
Luniz - I got 5 on it
Mack 10 - Take a hit
Bone Thugz n Harmony - Weed song
Styles P - Good Times (I get high)
Cypress Hill - High Times