The spoken usage of "night" as an informal, common Edition of "good night" (wishing just one a restful sleep) is popular, but I'm undecided what the right written equal is - when there is one particular. I've constantly used 'Night using an apostrophe, usually capitalized: eight ᴀ�???twelve ᴘᴍ?? Another person https://deanx8g18.thezenweb.com/helping-the-others-realize-the-advantages-of-night-gangnam-퍼펙트가라오케-karaoke-guide-76177710