Ages 7 to 12 Delaney is shocked to find out her mum is expecting twins! She LIKES being an only child. It's been 10 years, and she's had her parents-and her room-all to herself. Meanwhile, Delaney wonders what kind of big sis she'll be. She's never babysat and definitely has never changed a nappy. The girls of Peace, Love, & Cupcakes are about to give her a crash course in Baby 101!