YOU SAID:
Well, I'll be a monkey's uncle.
INTO JAPANESE
さて、私は猿のおじになります。
BACK INTO ENGLISH
Well, I will be my uncle's uncle.
INTO JAPANESE
さて、私は私のおじのおじになります。
BACK INTO ENGLISH
Well, I will be my uncle's uncle.
That didn't even make that much sense in English.