Both mice started working for Gangster Hamster early on in his career and are trusted associates.

They were born in the Queens area of New York, where a rough upbringing helped harden them up into a couple of tough guys. This made them perfect for their roles in the organization. They jointly share the title of underboss, and protect all the animals from Queens, New Jersey, and the Bronx from the Vampire Bats, Were Mice and later the Giant Rats.