YOU SAID:

I'm going to the dentist to get my fill of fun gas.

INTO JAPANESE

私は歯医者に行き、楽しいガスをいっぱいに持って行きます。

BACK INTO ENGLISH

I go to the dentist and bring a lot of fun gas.

INTO JAPANESE

私は歯医者に行き、たくさんの楽しいガスを持ってきます。

BACK INTO ENGLISH

I go to the dentist and bring a lot of fun gas.