Oops! Did I Forget I Don't Know You?

When her favourite cousin Shelley is whisked away to Australia, Harley is not in the mood for a new girl. What's more, her mum's job interviews have started coming at weirder and weirder times of ... night, and she's worried there might be a man on the scene.

Can she plan an ace birthday party for a desperate-to-be-trendy seven year old sis, while keeping close tabs on her mum and brothers?