Juliette invites the cupcake club girls to London to cater her boyfriend's West End acting debut, and while there Lady and Lord Wakefield ask them to build a cupcake London Bridge for their daughter's birthday.

MVP Sadie knows what it takes to win-both on the court and in the kitchen. But when Coach Walsh has to take a leave of absence from school, Sadie's suddenly at a loss. What will she do without coach's spot-on advice and uplifting encouragement? Luckily, Sadie's got Peace, Love, and Cupcakes on her side. Her friends know that the power of friendship-and cupcakes-might be just what Sadie needs! Together, they rally to whip up the largest batch of their lives, all to help support Coach Walsh. When the going gets tough, a little PLC goes a long way. But this record-breaking order might just be too much for the PLC. . . Can the girls pull it together in time to score a win for Sadie-and Coach Walsh?