YOU SAID:

If you don't give me any candy, I'll play a trick on you.

INTO JAPANESE

キャンディーをくれなかったら、いたずらしてあげるよ。

BACK INTO ENGLISH

If you don't give me candy, I'll trick you.

INTO JAPANESE

キャンディーをくれなかったら、騙してやるよ。

BACK INTO ENGLISH

If you don't give me candy, I'll cheat on you.

INTO JAPANESE

キャンディーをくれなかったら浮気するよ。

BACK INTO ENGLISH

If you don't give me candy, I'll cheat on you.