YOU SAID:

I'm gonna go put pants on my head and then run around like a maniac

INTO JAPANESE

ズボンを頭につけてマニアックに走り回る

BACK INTO ENGLISH

Run around a maniac with pants on your head

INTO JAPANESE

頭にズボンを着けてマニアックを走り回る

BACK INTO ENGLISH

Run around the maniac with pants on the head

INTO JAPANESE

頭にパンツでマニアックを駆け回る

BACK INTO ENGLISH

Run around the maniac with pants on the head