To Paris! A story without an end

'To Paris' it's an unfinished short story about Hopper, a tiny flea, who like's to paint and his very best friend, a dog named Old Scratcher. On their way to Paris, they meet some hilarious characters who will become their friends. From a painter the flea converts into a dancer who paint while he is dancing. And his friend, the dog, is always by his side and helps him to fulfill his dream: to go to Paris.
Will the tiny flea succeeds in his journey to Paris? Will he still be friend with Old Scratcher? Will he give up on painting for dancing? Or maybe you have a different idea!
You are free to imagine anything.This story can have different endings.
The parents or even the children are invited to write the final of this story. So, the parents will write something for their children that it will last forever and the children can transform in young authors.