Santas Present Drop 4 - Grunch's Revenge

The Story So Far...Santa has been through a real crisis over the last few years. He started off happily dropping presents down chimneys, but got complaints about the wrong presents going to the wrong families.  So, he installed the Gift-o-Matic 5000 to help with present sorting. This was very unpopular with the over-worked elfs and rumour has it that they sabotaged the device, causing it to explod…