YOU SAID:
I went to my friends house to hang out
INTO JAPANESE
友達の家に遊びに行った
BACK INTO ENGLISH
I went to a friend's house
INTO JAPANESE
友達の家に行ってきました
BACK INTO ENGLISH
I went to my friend's house
INTO JAPANESE
友達の家に行きました
BACK INTO ENGLISH
I went to my friend's house
Okay, I get it, you like Translation Party.