Uncle

[Overheard on the car]

K-bao: 妹妹，我可不可以叫你 C-寶?
C-bao: 不可以
K-bao: 我可不可以叫你 Carolyn?
C-bao: 不可以
K-bao: 我可不可以叫你妹妹?
C-bao: 不可以
K-bao: 我可不可以叫你胡凱莉?
C-bao: 不可以
K-bao: 那麼,我叫你什麼?
C-bao: 舅舅!
K-bao & C-bao: 哈哈哈哈哈哈!

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Translation:

K-bao: Little Sister, may I call you C-bao?
C-bao: No you may not.
K-bao: May I call you Carolyn?
C-bao: No you may not.
K-bao: May I call you Little Sister?
C-bao: No you may not.
K-bao: May I call you Hu Kai-li? 
C-bao: No you may not.
K-bao: Then what can I call you?
C-bao: Uncle!
K-bao & C-bao: Hahahahahaha!