YOU SAID:

Did you have fun at the party last night?

INTO JAPANESE

か楽しいパーティーで最後の夜

BACK INTO ENGLISH

Or at the party last night

INTO JAPANESE

昨夜のパーティーで

BACK INTO ENGLISH

At last night's Party

INTO JAPANESE

最後の夜のパーティーで

BACK INTO ENGLISH

At last night's Party