虺

兀 = 一 + 儿 : Mnemonic symbol: A 胡兀尔, a kind of Chinese fiddle with four strings, more commonly known as 四胡.

兀 = 一 + 儿 : Sun Wukong is playing his 胡兀尔 in the space station's bathroom, but he's deliberatly playing very badly in order to annoy Willy Walrus. Willy Walrus is so annoyed that he threatens to cut off Sun Wukong's feet with a flute if he doesn't stop.

虫 = 中 + 厶 : Chantal Chicken and a mosquito are taking part in a dart contest just inside the engine's kitchen. The dart board is hanging in the middle of the entrance, and Chantal and the mosquito are standing to the sides. Over each of them a large fake nose is hovering: the loser will be covered in grey goose as punishment.