YOU SAID:
Translation party is the worst website that ever could've existed.
INTO JAPANESE
翻訳パーティーは、これまで存在し得なかった最悪のウェブサイトです。
BACK INTO ENGLISH
The translation party is the worst website I have never had before.
INTO JAPANESE
翻訳パーティーは私が今までになかった最悪のウェブサイトです。
BACK INTO ENGLISH
The translation party is the worst website I have never had before.
Well done, yes, well done!