YOU SAID:

kittens are gross little bastards

INTO JAPANESE

子猫はひどい粗悪品です

BACK INTO ENGLISH

Kittens are terrible inferior goods

INTO JAPANESE

子猫はひどい不良品です

BACK INTO ENGLISH

Kittens are terribly defective

INTO JAPANESE

子猫はひどく欠陥があります

BACK INTO ENGLISH

Kittens are terribly defective