I can't see any kana in that face either, MMM... I'm guessing what it says still makes sense without it? I know kana is not always needed.. Seen it on pictures of shrines etc.. but as a begginer Japanese learner it feels so weird looking at long streams of kanji like that with no kana to add definition or context. Maybe thats just me?
Either way, I lol'd when I saw OP's pic, and the one you posted, MMM - It reminded me of this:
If you are unfamilliar with this face, click here for the news story.