A divorced dad grows suspicious that his ex-wife is secretly dating a mysterious man who is having a strange influence on their children.
Spidey and the Avengers' Halloween plans are turned upside down by the mysterious Hallows' Eve, who plays magical tricks on trick or treaters and plans to ruin Halloween forever.
A gloriously messy dad and his equally unfiltered family cause chaos when they try to fit in with the snobby crowd at their elite new school.