The character is literally a giant coffee bean who only says "Coffee" when he talks. He always has a person with him to translate what he is saying. They appear in the episode Caffenated Concert Tickets to help Mordecai and Rigby earn tickets to see a concert. After signing a contract, Mordecai and Rigby are fed with coffee, getting them energy from the caffene and being able to finish their work. However, The coffee bean and his translator get upset at Mordecai and Rigby for not giving them tickets. They steal Mordecai and Rigby's tickets and race to the concert. They are stopped and forbidden to see the concert.