Duff Beer Advertiser was an actor who appeared on a commercial for Duff Beer. He narrates the ad and at the end, holds up a bottle of Duff. The ad was played on Loaftime and convinced Homer to get a beer. The ad is later seen on Channel 6 .
- Episode – "Homer's Odyssey"
- Episode – "Krusty Gets Busted"
- Episode – "Two Cars in Every Garage and Three Eyes on Every Fish"
- Episode – "Bart's Dog Gets an F"