YOU SAID:

well if that doesn't wreck my potatoes

INTO JAPANESE

それが私のジャガイモを台無しにしないなら

BACK INTO ENGLISH

If it doesn't ruin my potatoes

INTO JAPANESE

ジャガイモを台無しにしなければ

BACK INTO ENGLISH

We have to spoil the potatoes.

INTO JAPANESE

私たちはジャガイモを台無しにしなければならない。

BACK INTO ENGLISH

We have to spoil the potatoes.