YOU SAID:

My head is super big cause of my big brain im cool and your not LOL

INTO JAPANESE

私の頭は私の大きな頭脳の非常に大きな原因です。

BACK INTO ENGLISH

My head is a very big cause of my big brain.

INTO JAPANESE

私の頭は私の大きな脳の非常に大きな原因です。

BACK INTO ENGLISH

My head is a very big cause of my big brain.