When children start to grow up, they stop believing in Santa. One of the reasons why is that they slowly realize that it would be impossible for one man to fly all over the world on one night to drop presents off, using magic reindeer. This picture offers parents the perfect response.
Santa doesn't use the reindeer anymore. The animal rights activists got to him. Instead, he flies first class on the fastest jet available, and uses international time zones to make sure he gets everywhere covered in the space of the same evening.