YOU SAID:

Hey guys hows the party going

INTO JAPANESE

やあみんな、パーティーはどう？

BACK INTO ENGLISH

Hi everyone, how about a party?

INTO JAPANESE

皆さんこんにちは、パーティーはいかがですか？

BACK INTO ENGLISH

Hi everyone, whether a party is how?

INTO JAPANESE

みなさん、こんにちは。パーティーはどうですか？

BACK INTO ENGLISH

Hello everyone. How about a party?

INTO JAPANESE

みなさん、こんにちは。パーティーはいかがですか？

BACK INTO ENGLISH

Hello everyone. How about a party?