热血沸腾

热 = 执 + 灬 : Robinson Crusoe wants to heat himself up in the elevator's bathroom, so he burns his good-for-nothing grilling license on a grill to ignite a sizeable flame.

血 = 丶 + 皿 : Mnemonic symbol: blood transfusion.

Xu Xian hurt himself and needs to get a blood transfusion in the elevator's bathroom. He found a petal leaf as donor, which is bleeding droplets into a bowl; Xu Xian gets the blood from the bowl as infusion using some tubes.

沸 = 弗 + 氵 : Frankenstein's Monster (f) wants to boil (沸) a bottle of water (氵) in a woven basket (弗) in the Eiffel Tower's bathroom (ei4), but the water keeps flowing out of the woven basket and so Frankenstein's Monster is boiling with anger (沸).

腾 = 关 + 月 + 马 : The moon (月) is tossing from side to side (折腾) in the engine's kitchen ((e)ng2). Tecumseh (t) is galloping (腾) by on a unicorn (马) trying to hit the moon's off-button (关).