竟日

竟 = 儿 + 音 : Mnemonic symbol: Jack in the Box.

Sun Wukong tells Joan of Arc to turn the handle of his Jack in the Box in the engine's bathroom. She does so and after turning for a bit a clown with a loudspeaker in each hand jumps out and surprises Joan of Arc. Unexpectedly, the loudspeakers play deafening loud unholy metal.

日 = 囗 + 一 : Robinson Crusoe (r) is hiding from the sun (日) in an enclosure (囗) full of flutes (一) in the space station's bathroom (Ø4).