happy belated birthday
때늦은 생일 축하 ttaeneuj-eun saeng-il chukha source: http://translate.google.com.ph/#en|ko|belated%20happy%20birthday
-adjective1.coming or being after the customary, useful, or expected time: belated birthday greetings.2.late, delayed, or detained: We started the meeting without the belated representative.3.Archaic...
A Happy Birthday after the fact. belated=late.