Wyatt and Crash are excited for Halloween until a new series of rules threatens to turn the school into a Halloween-free zone. Wyatt vows to fight the power and leads a mission to save Halloween.

The boys are assigned to parent an egg for science class but Wyatt is forced to take matters into his own hands when Crash takes things too far and becomes obsessed with his egg. Meanwhile, Mel attempts to help Cleo master a sport so that she can pass P.E.

Wyatt, Crash and Pesto are set to face-off against Cleo's team in the school's big cup stacking competition. Things look good for Wyatt, until he has to rally his squad as Amanda distracts Pesto and Crash becomes obsessed with a toxic trash heap.