Graeme Hall meets a five-year-old Dachshund who needs life-changing spinal surgery to give him the chance to get back on his feet. Vader has become very unsteady on his back legs. Owners Amber and Dan face a tough decision – if left without an operation, their beloved companion could lose the ability to walk, but equally the operation is high risk which could leave Vader paralysed.Daisy, an eight-year-old Chocolate Labrador, requires major surgery on a back leg after suffering a nasty accident while chasing a cat. A visit to the hospital reveals Daisy needs a complex procedure to replace a diseased Achilles tendon. Graeme joins Orthopaedic Specialist Alexis Bilmont in the operating theatre where an unexpected complication leaves Daisy requiring further surgery. It's an anxious time for owners Michelle and Gary.Eight-year-old Bassett Hound Lottie has been battling cancer for over 12 months. Lottie's family had already suffered a tragic loss, so her illness has been all the more challenging for Mum Beccy and her children Jamie and Emily. Graeme sees at first hand the incredible work carried out by the hospital's Oncology team who help brave dogs like Lottie fight cancer. A course of chemotherapy could be her best chance of survival. Will the treatment prove a success leaving her cancer free?