YOU SAID:
You tryna go to that party tmrw oi?
INTO JAPANESE
あなたはそのパーティーに行くつもりですか tmrw oi?
BACK INTO ENGLISH
Are you going to the party tmrw oi?
INTO JAPANESE
パーティーに行きますか tmrw oi?
BACK INTO ENGLISH
Are you going to the party tmrw oi?
That didn't even make that much sense in English.