They finished shooting the film in mid-December, but in order to put the movie out for the Christmas season, they hurriedly pushed through the editing, sound and post-production work in the amazing span of one week.
為了在聖誕節上檔，十二月中，戲才殺青，就趕著在一個禮拜內完成剪接、配音等後制工作，速度飛快。