Vet Gavin investigates the curious case of Luna the Rottweiler, who's incontinent after long walks. The exact cause of Luna's leaking proves difficult to diagnose as Gavin takes various tests but he's determined to get to the bottom of this bizarre bed wetting. Dog behaviourist Leon helps a desperate owner stop Merlin the cockapoo from stealing her belongings and taking ownership of the TV remote. And vet Deepti meets Samus, the disgruntled guinea pig with a grudge against her owner. Deepti gives owner Rob some top tips so he can happily handle his beloved pet.
