The Schwartzman Quartet is a group of four major characters in Jack's Big Music Show. The characters have never been shown without each other.
The Schwartzman Quartet is a group of four singing puppets appearing in various episodes of the show. Their name "the Schwartzman Quartet" was influenced by the Sportsmen Quartet on The Jack Benny Show.
Each member is small and mostly turquoise. They each have red freckles on each cheek. They have round black noses. The quartet members all wear yellow-and-red-striped shirts and black pants.