YOU SAID:
lets do a grand party
INTO JAPANESE
壮大なパーティーをすることができます
BACK INTO ENGLISH
You can have a magnificent party
INTO JAPANESE
すばらしいパーティーができます
BACK INTO ENGLISH
I can have a wonderful party.
INTO JAPANESE
私は素晴らしいパーティーをすることができます。
BACK INTO ENGLISH
I can have a wonderful party.
Come on, you can do better than that.