Think of it this way. You know how a certain group of people get really excited about the Super Bowl each year, and there discussion and tie-ins with big brands and bars get booked out for watch parties? Yeah, it's like that but about zombies and it's for kids. Oh and the costumes are less goofy.

the main boy zombie looks like Disney Joker

While they were filming here a colleague's daughter hung around his hotel just to get a selfie. She did and apparently he was very sweet. So thankfully not a Leto-style Joker.