animated short: "dog gone" (happy!)

Imagine it: a school where everyone has, and brings, their dog.  Off they go on the bus to Rover Prep, and then they sit in pairs at each desk, waiting for the dog-shaped class bell to ring. 
But what if you have no dog?
But you used to have a dog?
And your well-meaning dad brings you a new puppy, but...

To get the rest of the funny, touching, hopeful story, you'll have to go here and watch the animated short "Dog Gone."  I do hope you enjoy it as much as I did!