8x18 - Late Show with David Letterman

A "Banned from the Classroom" bit includes a jar of spit ball spit; Jack Daniels drink boxes; Professor George W. Bush's Build Your Own Electric Chair kit; the book Human Sexuality by the Gores; Elmer's Paste with Sprinkles; Dave Letterman anatomy chart; Crayola 64 pack cigarettes; and Hot Wheel Cars with (exploding) Firestone tires.