Insert Disc 1. Highlight the "Languages" option. Press Left until Shake's tongue is highlighted. Press Enter to see Snyder sing.
Insert Disc 2. Enter the "Episodes" screen. Highlight "Diet" and press Up until a hidden Mooninite guitar is highlighted. Press Enter to see Snyder kazoo.
Insert Disc 2. Enter the "Episodes" screen. Highlight "Diet" and press Up until a hidden Mooninite guitar is highlighted. Press Up until Ignignokt's face is highlighted. Press Enter to see the Raydon Outtakes.
Insert Disc 2. Press Right at the main menu until one of the squares above Meatwad's eyes is highlighted. Press Enter to see Snyder sing.