醋
=
酉
+
昔
:
Because Kitty Cat (cu) is chasing the rooster (酉) so often it decided to take revenge. In the space station's bathroom (Ø4) Kitty Cat is about to enjoy a milkshake (昔) into which the rooster poured a good shot of vinegar (醋).
劲
=
又
+
工
+
力
:
Joan of Arc (ji) is training with lots of energy (劲) in the encampment's bathroom ((e)n4). Again and again the presses a power button (力) which releases a boxing glove (又) fixed to a steel beam (工) which she has to hit with her fist to punch it back into its original position.