After participating in a charity run (in a gorilla suit!), Mandy decides to create a fundraising gala of her own, hosted by the Lingnan. The boys suspect their princess sister is just doing it for the attention. But, when Mandy takes firm control of the project (much to Miles' surprise), the whole family belatedly jumps on the bandwagon. Amy, for instance, is particularly intrigued to hear that Mandy's plans include a fashion show…