Is it? I figured it was halloween themed.
In the same way some Christians are offended by the commercialisation of Easter and Christmas.
Yes, there is balance to be found. But if people point out you've made fun of their beliefs, then adapt. No need to act out. We all have beliefs, whether or not that is an organised belief. Ideaology is everywhere in everything.
People are still people. Communicate and the irritation can fade.