Disc

Hmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm-

Disc is a female contestant on Object Orchestra.

Appearance
Disc appears to be a black-colored disc

Personality
Disc believes that Music solves all your problems. And she wouldn't shut up about Bagels. In Don't Shoot that Pea!, Disc is shown throwing a shovel at Callie demonstrating her bad side.