- [Narrator[ This is a message of importance to all dogs. We've stopped making Gaines-Burgers in just one flavor. Now we're making liver Gaines-Burgers with real liver, and chicken Gaines-Burgers with real chicken, as well as original beef Gaines-Burgers. There's three flavors of Gaines-Burgers. The best food for your dog gone even better. (dog growling)