When Sydney moves away and is replaced by newcomer Olivia, Alexis becomes the focus of hurtful teasing by the Best Friends Club and begins to wonder if an offhand remark she made when first meeting Olivia may have been taken the wrong way.

For as long as Katie can remember, it's just been her and her mom. But that's about to change. First her mom gets a boyfriend. And then Katie gets an email from her dad, whom she's never met, saying he wants to get together. Katie's not sure she's ready for so much change in her life. With so much happening at once, Katie's counting on her friends in the Cupcake Club to help her find the sweet side of what seems like a sticky situation.