YOU SAID:

I don't care what they're going to say

INTO JAPANESE

彼らが言うつもり気にしません。

BACK INTO ENGLISH

Going to say they don't care.

INTO JAPANESE

気にしないと言うつもり。

BACK INTO ENGLISH

Going to say you don't care.

INTO JAPANESE

気にしないと言うつもり。

BACK INTO ENGLISH

Going to say you don't care.