What's the movie called when a puppy and his mum live in a house but it goes on fire n the puppy survives and ends up homeless and becomes friends with a homeless guy and the do tricks on the streets to get money for food and things but the homeless guy dies near the end??

Tragi-cartoon #1: Scruffy, it's a hardknock life for Scruff | Article (http://www.retrojunk.com/details_articles/41/)