Dribble & Spitz are two character from the WarioWare series. They are two taxi drivers that always forget the fee. Dribble is a large bulldog in a jumpsuit with a hat that has a "D" with three circles, while Spitz is a yellow cat in a large jumpsuit with goggles over his forehead & is always squinting. Their name could be a play on words of the dogfood, Kibble and Bits.
Game & Wario
They are the characters of the game, Taxi. Dribble drives the taxi while Spitz uses a bazooka to shoot down UFOs. Dribble also appears in Bowling as one of the pins.