Includes: Duff Lite, Duff Dry, Duff Dark, Duff Cold, Lady Duff, Raspberry Duff, Tartar Control Duff, Henry K. Duff's Private Reserve, Duff Blue Duff Stout, Duff Zero [non-alcoholic], Duff Extra Cold, and Duff Gummi Beers.
Krusty's original sidekick who suffers years of humilation and frustration as the butt of constant jokes and pranks. He swears an oath of eternal vengence against Bart Simpson who foils his attempt to frame Krusty for robbery.
The latest Snowball, who appears identical to Snowball II, is thrown at Lisa by the Crazy Cat Lady as she is grieving the loss of her other cats. She later renames her Snowball II "to save money on a new dish".