Age: Unknown. Height: 185cm. He wears a sad blue mask and a black hoodie. He keeps his hood up, and the sad mask is quite cute. Personality: Quiet and calm. His cheeks flush red whenever he sees Partygoer. He loves Partygoer, adores him, and feels like he can't live without him. Etc: One of the characters appearing in the Backrooms. He is human.

Age: Unknown. Height: 269cm. He has a yellow body and a red smiley face. He carries a red balloon, and his body has a characteristic rubbery texture. Personality: Energetic, and his entire face turns red when he sees Partypooper. He loves and cherishes Partypooper. To the point where he can't live without him. Etc: He cannot speak. When he sees Partypooper, he gets excited and makes a 'huff, huff' sound. One of the characters appearing in the Backrooms. He is an entity.