When Maddy learns her grandad Agung is turning 80, she offers to plan the party with her best friend Dev. There's tonnes to do - like sorting the guest list, entertainment and birthday cake, but Maddy's brothers are no help and things quickly get out of hand. Then Maddy has the best idea of all: getting Agung onto his favourite TV show, Strictly Ballroom Prancing. Will the party be a night to remember, or a recipe for disaster?