YOU SAID:

i went to the party to party at my friends house

INTO JAPANESE

私の友人の家でのパーティーにパーティーに行きました

BACK INTO ENGLISH

I went to a party at my friend's house party

INTO JAPANESE

私の友人の家のパーティーにパーティーに行きました

BACK INTO ENGLISH

Went to a party at my friend's house party

INTO JAPANESE

私の友人の家のパーティーでパーティー

BACK INTO ENGLISH

Party at my friend's house party

INTO JAPANESE

私の友人の家のパーティーでパーティーします。

BACK INTO ENGLISH

Party at my friend's house party.

INTO JAPANESE

私の友人の家のパーティーでパーティーします。

BACK INTO ENGLISH

Party at my friend's house party.