Robert "Dr. Rabbit" Silverstein (b. January 18, 1958) is a member of the Barney Bunch. He's the second gayest rabbit in the universe. He likes riding in his hot air balloon. He became popular in 1994 when he started to get shown on Colgate
toothpaste commercials. All of his commercials are very swell. He is the only rabbit to have AIDS.
Dr. Rabbit's Swell Gallery
Dr. Rabbit made out of shit.
Dr. Rabbit has some cum toothpaste in his hands. Very swell!
Dr. Rabbit scaring homophobes, females, and enemies away.