If you believe in God, then your God is bigger then your demon. Seems so many people that believe in God and demons, yet the demons have more power then their God. It actually sounds more like you have a problem with what you see as your responsibilities, rather than a mythical demon.
Here's a tip... click your heels three times and tell that demon there's no place like home.
I don't know about being an annoyed, I personally think it looks really stupid. Whatever happened to just saying cheese for the camera Instead of looking like you just sucked on a lemon.
They don't bother me as much as the people making them. What ever happened to originality? Everyone copies everyone else.