YOU SAID:
Haha! I’m crashing someone else’s party by the way!
INTO JAPANESE
ハハ!ちなみに他の人のパーティーをクラッシュさせています!
BACK INTO ENGLISH
Haha! By the way, we are crashing other people's parties!
INTO JAPANESE
ハハ!ところで、私たちは他の人のパーティーをクラッシュさせています!
BACK INTO ENGLISH
Haha! By the way, we are crashing other people's parties!
You've done this before, haven't you.