Evie's mum, Jess, has just married Doug's dad, Simon. The new family get home to discover a lost puppy hiding in their wedding presents. Evie wants to keep him and call him Waffle.
The Brooklyn-Bells spend their first night together as a new family, only to be kept awake by Waffle, whose constant barking upsets Mrs Hobbs, their cat-obsessed neighbour.
It's the day after the Brooklyn-Bells' wedding and time to say goodbye to the puppy. Evie goes with Jess to her veterinary practice to scan Waffle's microchip.
It's Evie and Doug's first play date together with their friends. They try out their new ball pit, but Waffle can't join in because he's not toilet trained. He finds fun elsewhere.
It's Waffle's last day at the Brooklyn-Bells' but he still finds time to upset neighbour Mrs Hobbs. Simon hears Waffle speak. Will he finally agree that the family can keep the special dog?
Simon and Evie take Waffle for a walk and bump into Evie's friend Anaya and her mum, AJ. An overenthusiastic Waffle drags Simon through the park, soaking him under a sprinkler.
Evie, Doug, Jess and Gramps take Waffle to his first puppy training class. Waffle can't resist causing chaos. Simon stays at home to look for his missing sock.
The Brooklyn-Bells take Waffle round to Mrs Hobbs' house to show her what a good dog he's become. She's very impressed until she discovers Waffle has gone missing.
Doug's mum Zoe brings surprises for the Brooklyn-Bells, but Waffle is sad because Doug is going to stay with her for a few days. Mrs Hobbs watches Waffle with new spy equipment.
AJ takes Evie and Anaya swimming, but Waffle must stay at home with Simon. Refusing to miss out on the fun, Waffle begins an adventure of his own and sets off to find Evie.
An old friend of Gramps, Mr Willow, brings along his two dogs to play with Waffle. Evie feels a bit left out until Waffle reassures her. The two new dogs escape into Mrs Hobbs's garden, so Waffle has to save the day.
Waffle has so much fun on a doggy play-date at Mr Willow's house that he decides to stay for a sleepover. The Brooklyn-Bells miss Waffle and can't wait for his return.
