YOU SAID:

epic party yes bro this is epic

INTO JAPANESE

エピックパーティーはい兄弟これはエピックです

BACK INTO ENGLISH

Epic party. Yes, brother. This is epic.

INTO JAPANESE

壮大なパーティーだこれは壮大です。

BACK INTO ENGLISH

It's a grand party. This is grand.

INTO JAPANESE

盛大なパーティーだこれは壮大です。

BACK INTO ENGLISH

It's a big party. This is spectacular.

INTO JAPANESE

大きなパーティーだこれは壮観です。

BACK INTO ENGLISH

It's a big party. This is spectacular.