Gregory, a diminutive flying cricket, serves as King Ka's beloved pet and is highly reverent towards his master. Despite this, he has no qualms about speaking disrespectfully to anyone who he deems inferior to him. After Goku successfully captures Bubbles, King Kai commands Gregory to be struck with a heavy hammer. Later on, Gregory meets an untimely end when Semi-Perfect Cell detonates on the planet where King Ka resides.