Today's cameo is the entire Mad Scientist Rock Band

Today's cameo is the entire Mad Scientist Rock Band Consortium Of Genius (C.O.G.): Dr. Pinkerton III, Dr. Z, Dr. A. Rachnid, Drumbot, and thier assistant, the curvacious, cerebral cortex lovin' Lab Girl. Check out thier website for a Live Musical Lecture near you and see them perform in person!