Mr. Halloweenster is helping the kids get ready for Halloween. But there's something tricky happening at the Junkvittles Candy factory. Mr. Meany-Pants and Junkvittles the silly scientist have created a new candy called Tricky Treats, and it turns kids into candy-kooky zombies. The kids get tricked into eating the Tricky Treats and it’s up to Mr. Halloweenster to save the day!
Mr. Halloweenster a/ka/ The Kids Halloween hero is really just a "big kid" in disguise. His real name is Stanley Stickler. He loves Halloween but what he cares about most is finding the Halloween magic that helps kids have a fun Halloween.
Mr. Meany-Pants has been mean since he was a little kid. His real name is Michael Meahan-Pence, and his favorite thing to do is to ruin other people’s fun. He doesn’t like Halloween and he really doesn't like Mr. Halloweenster.
Winking Jack is the magic jack-o-lantern carved by Mr. Halloweenster. He helps Mr. Halloweenster find the Halloween magic for kids to have a fun Halloween.
Junkvittles is a silly scientist who likes to make things that trick people. He works with Mr. Meany-Pants to help him ruin Halloween.