In a mix of classic moments, this episode revisits the escapades of ‘Big Mumma’, an enormous Scrub Python rumoured to be 7 metres long! Dr Chis and Tim head to a Ladies Boat Club in Cairns to find ‘Big Mumma’ and her male suitors who have been reeking structural damage and frightening off the local club members. A green turtle epidemic in far north Queensland is distressing locals who are finding the marine reptiles stranded on beaches starving to death. How will Chris help? Also, a three-month-old puppy needs major heart surgery and a miniature schnauzer has bitten a deadly puffer fish on the beach but is fighting through the poison.