# Hattie Harmony: Opening Night - Hardcover

by **Elizabeth Olsen** (Author), **Robbie Arnett** (Author), **Marissa Valdez** (Illustrator)

**In this sequel to the #1 _New York Times_ bestselling _Hattie Harmony: Worry Detective_ by Elizabeth Olsen and Robbie Arnett, Hattie shares new tools for managing anxiety, just in time for opening night of the school play.**

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.

### Author Biography

**Elizabeth Olsen & Robbie Arnett** are the authors of _Hattie Harmony: Worry Detective_. They both know a lot about performing onstage and all the preparation that goes along with it. Elizabeth is an award-winning actress. Robbie is a writer and musician who has toured around the world with his band. Before a big performance, Elizabeth likes to do some breathing exercises. Robbie likes to take a time-out and go for a walk outside. They live in California, and you can visit them @HattieHarmonyBooks.

**Marissa Valdez** is the illustrator of _Ambitious Girl_ by Meena Harris and _Hattie Harmony: Worry Detective_ by Elizabeth Olsen and Robbie Arnett. When she needs to feel calm, she likes to draw pictures of gnomes. Originally from Texas, she now lives in England. You can visit her at MarissaValdez.com or @MarissaArts.

**Number of Pages:** 40

**Dimensions:** 0.42 x 11.26 x 9.46 IN

**Illustrated:** Yes

**Publication Date:** June 13, 2023

## Details

- **Price:** 18.99 USD
- **Vendor:** Books by splitShops
- **Type:** Books
- **Tags:** Books by splitShops, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 18.99 USD | In stock |

## Images

- Hattie Harmony: Opening Night - Hardcover
- Hattie Harmony: Opening Night - Hardcover

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> Updated: 2026-07-23