It's opening night of the school play and there are plenty of nerves to go around! There are lines to be memorized, costumes to sew, and sets to paint. It's a good thing Hattie Harmony is ready to help her friends soothe their worries with everything in her trusted tool belt. Will Hattie be able to settle the pre-show jitters before the curtain call?

In this dazzling sequel to the #1 New York Times bestselling Hattie Harmony: Worry Detective, critically acclaimed actress Elizabeth Olsen and esteemed musician and writer Robbie Arnett have crafted another relatable tale to introduce the youngest reader to the importance of self-care.