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.
笛
=
⺮
+
由
:
Dorothy Gale (di) had too many cuba libres (由) in the space station's kitchen (Ø2). She mistakes a bamboo stick (⺮) for a flute (笛) and tries to play a melody on it, even though she doesn't know how to play the flute (笛) at all. She must be really drunk!