YOU SAID:

When I rub peanut butter on my bald head I find that koala bears and kangaroos chase me around the garage.

INTO JAPANESE

私のハゲのピーナッツ バターをこするとき頭を見つけたそのコアラとカンガルーを追いかける私ガレージの周り。

BACK INTO ENGLISH

Rub the peanut butter on my bald head found the koala and the Kangaroo to chase me around the garage.