Alternate Ending

An alternate ending to the boy in the striped pyjamas:

Bruno and Shmuel manage to find Shmuel's papa and don't go into the 'parade'. Bruno and Shmuel escape 'out-with' and Shmuel runs away with his papa. Bruno goes back to Berlin with his mother and Gretel. Bruno finds Shmuel and his papa in Berlin. 

"What are you doing here?", asked Bruno.

"I remembered you were here," said Shmuel.

Bruno gives them food and water and Shmuel and his papa go back to Poland and escape. Later on Bruno's father decides he wants to go back to Berlin and quits his job.