This is a remake of a old artwork: https://www.furaffinity.net/view/37614280/ but with different poses, location and face pose too.

Judy and Nick had been a old Lab where the doctor has been develop a growth gun ray but after he had finish making the gun he has disappeared. Nobody knows what happened to the doctor. Anyway they collected from the old Lab and brought it back to the police station. Nick decided to test it to see if it works so he use it on Judy butt and it did worked, Judy was surprised to see her butt so big and jiggly. They know they have to put the Growth ray in a safe in the storage room to make sure that nobody gets their hands on it.