LP EP 12" 7" Cameos
Michel Gondry, BE KIND REWIND

Wrote Closing end credits track, Mr. Fletcher's Song & participated as actor in the film.
Grand Theft Auto IV

Voice of young urban pedestrian
Chris Rock, Never Scared [Explicit]

MCPB Appearance as DJ on Thug Radio.

Inside Your Mind, The Night My Girlfriend Left Me
Masta Ase, Disposable Arts

MCPB appears on several tracks playing Ase's university roommate.
Deltron 3030

Cleofis Patriarch the Third is sort of this postapocalypse wizard type dude that Deltron bumps into.
Mr. Dead, Metabolix volume 2

Appears on Chemical Imbalance with Big Pat.