爷爷！你用的谁的脑袋？

A little girl's grandfather had a long beard, but one morning he shaved it off.
When he came down to breakfast, the little girl cried, "Grandpa! Whose head have you got on?".

一个小女孩的爷爷留着很长很长的胡子，但是有天早上他把胡子刮掉了。
当他从楼上下来吃早饭的时候，小女孩惊呼到：“爷爷！你用的谁的脑袋啊？”