When Handy and Storm discover Gargamel's plan to make Azrael fly, they build their own flying machines.

Clumsy and Dimwitty destroy Chef's lunch for the other Smurfs, making them feel like they're useless. They want the others to feel like they're both helpful in the village, so they are tasked with taking care of Baby. Baby wanders off into the forest and the duo has to save him from various dangers like Bigmouth and Gargamel.