Virtual Duff

Virtual Duff is a type of Duff Beer in the future.

= Appearances=

• Episode – "Holidays of Future Passed" (mentioned on poster)

Duff Beer

Variants Duff Adequate • Duff Arrhythmia • Duff Bluff • Duff Camo • Duff Champagne • Duff Dark • Duff Dry • Duff Gordo • Duff Intestinal Rough • Duff Lite • Duff Milk • Duff Numb • Duff Sangre de los Muertos • Duff Stout • Duff Tea • Duffahama • Düffenbräu • Henry K. Duff Private Reserve • Herr Duff • Lady Duff • Virtual Duff Employees Phil Angelides • Duff Beer CEO • Doctor Duff • Howard K. Duff VIII • Samuel T. Duff • Duff Beer advertiser • Duffman (Barry Duffman • Chip Davis • Kyle McKagen) • Mexican Duffman • Jeanette and Cheryl • Jim • Duff McShark • Mitch • Phil • Root Beer Boy • The Seven Duffs (Tipsy • Queasy • Surly • Sleazy • Edgy • Dizzy • Remorseful) Locations Capital City Duff Brewery • Duff Beer Krusty Burger Buzz Cola Costington's Department Store Kwik-E-Mart Stupid Flanders Park • Duff Beer Relaxatorium • Duff Brewery • Duff Center Arena • Duff Gardens • Duff Stadium • Springfield Duff Center Vehicles Duff Beer Party Bus • Duff Blimp • Duff Racer • Duff truck Other Crate-O-Duff Beer • CSI: Duff • Doctor Duff's Health Tonic • Duff (magazine) • Duff Beer Drink-A-Day Calendar • Duff Book of World Records • Duff Book of World Records (TV show) • Duff Bowl (Dan Beerdorf • Duff Dry Draft) • Duff Buff • Duff Countdown • Duff Days • Dufflinks • DuffTales • Duffton Abbey • Gummi Beers • Hops & Barley • Woketopus