The Burrito was an object that made Grizzly neglect his own brothers. He treats it like a person, He even let the burrito in the cinema, wherever they go, the burrito came. Until it exploded because of an electrical disaster on the power tower.
Before the episode ends, a cutscene where Baby Grizzly was stuck on top of a lifeless tree was shown. Grizzly was obsessed with the burrito because when Baby Grizzly was saved by the fireman with a foil-like object wrapped around his wrist ,apparently similar to the buritto packaging, rescued Baby Grizzly and he hugged it very tightly.