He is a tan colored fish with red lips and black and purple eyelids. He has brown hair and wears a tan shirt and black pants.
Role in episode
When Pearl is reading the Coral Cuties magazine she asks him "You don't work at the mall, do you Derek?" after being rejected by all of her friends because they're working at the mall. In Pearl's imagination, Derek replies with "No, but all my girlfriends do" and then winks at Pearl.