柏
=
木
+
白
:
Beelzebub (b) is approaching a cedar (柏) in the airplane (ai3) to use it as a Christmas tree (木) in hell, so the cedar is waving with a white flag (白) in terror.
悦
=
兑
+
忄
:
Yu the Great (yu) is operating a cash exchange booth (兑) in the elevator's bathroom (e4). He is very pleased (悦) that since he started displaying his enormous flail (忄) his business goes very smoothly.