'___ so serious?,' the Joker's remark from the film in 31a

Let's find possible answers to "'___ so serious?,' the Joker's remark from the film in 31a" crossword clue. First of all, we will look for a few extra hints for this entry: '___ so serious?,' the Joker's remark from the film in 31a. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.