Books five through eight of The Cupcake Diaries series are now available together in one delicious paperback boxed set Mia, Emma, Alexis, and Katie may be best friends, but running a business isn't always easy In this collection, Katie tries out for softball, Mia adjusts to her new blended family, Emma babysits her little brother, and Alexis struggles to lead the Cupcake Club. This scrumptious boxed set are- Katie, Batter Up Mia's Baker's Dozen Emma All Stirred Up Alexis Cool as a Cupcake.