密件

密 = 宀 + 必 + 山 : Marilyn Monroe (mi) is secretly (密) making out with her secretary (密) Khubilai Khan (必). Because it has to be a secret (密), they meet in the space station's bathroom (Ø4) and hide under a huge graduation cap (宀). Just to be sure Khubilai Khan has two forks (山) in his hands to attack anyone who might enter and see them.

件 = 亻 + 牛 : Joan of Arc and Rosa Luxemburg want to use the anthill's bathroom, but there is a bull blocking the way. He posed them a riddle, and as long as they can't deliver the item or component he asked for to fulfill this quest, he won't let them pass.