忽
=
勿
+
心
:
Helga Horse (hu) got new bat wings (勿) and carelessly (忽) flies around in front of the space station (Ø1). Suddenly (忽) she realizes there's no oxygen to breathe and the shock is enough to have her heart (心) nearly jump out of her chest.
哨
=
口
+
肖
:
The little prince (肖) took a part time job working as a sentry (哨) for Sherlock Holmes (sh). In the aortas's bathroom (ao4) he whistles (哨), thereby giving the secret signal to Sherlock. Sherlock answers by holding up a mandarin (口), which is the secret signal of acknowledgement.