This week Henry and Allison both celebrate their birthdays. What do you get a girl who collects obscure VHS tapes for her birthday? Well, an obscure movie named Alison's Birthday that never saw a release outside of VHS!The Australian Film Industry decides to throw their hat into the ring of demonic possession horror craze of the 1970's. A girl goes home to celebrate her 19th birthday only to be dragged into the middle of a satanic cult.