Noisey releases the newest episode of their “Back & Forth” series with A$AP Rocky and this time the Harlem native chops-it-up with Texas legend Bun B.  Watch as the the UGK rapper drops knowledge on the origins of the word “trill” beginning in prison, speaks on the influence of the South and UGK on music and shares how he feels to be so highly respected in the game.  Before the conclusion of part one, Bun also tells a story of almost getting into a big brawl with trained fighters because of Pimp C and to make matters worse his mother was in the room.