Hue (ILL DOOTS feat. The Prof. & Peter Krag)
Smile (ILL DOOTS feat. Zeek Burse & The Prof.)
Nachtruhe (Mnemonic feat. Dek aka The Prof.)
All Outta Ale (The Prof. feat. MF Doom)
Bell of Doom (The Prof. feat. MF Doom)
Bells of Doom (The Prof. feat. MF Doom)
All Outta Ale (The Prof. meets the Super Villain)
My Favorite Ladies (The Prof. meets the Super Villain)
All Outta Ale (The Prof. meets the Super Villain, MF Doom)
My Favorite Ladies (The Prof. meets the Super Villain, MF Doom)
All Outta Ale (The Prof. meets the The Super Villain)
My Favorite Ladies (The Prof. meets the The Super Villain)
That Side (The Prof. meets the The Super Villain)
This Side (The Prof. meets the The Super Villain)