A giant pie is sent to Pretty Big City to stop an asteroid, but the Mechas and friends have eaten the whole thing.

Ranger Nat is stuck at the bottom of the crevice, and Mecha Abby gets stuck in a branch trying to save him.

Berta is taking a picture with Big Old Boulder but needs the Mechas' help when the famous boulder rolls down the hill toward the museum.

The magnet crane at the construction site accidentally turns on and sucks up all the metal in the city; the train is unable to stop at the train station.

Hero Celebration Day is capped off with a slideshow of everyday heroes, but the Mechas need to save the event when the screen rips.

Farmer MacBarm hosts the first annual Sunny Field Farm Chicken Roll, but the chickens don't roll; Ranger Nat's telescope falls to the bottom of a cliff.