PREORDER: The Greatest Bedtime Story Ever | Jessie Sima (Author) + Jessie Sima (Illustrated by) | OUT June 9, 2026

This title will be released on: June 9, 2026

From the New York Times bestselling creator of Not Quite Narwhal Jessie Sima comes a fantastical tale of how an elf facing a dangerous dragon was inspired to write The Greatest Bedtime Story Ever to save himself!

Are you ready to hear the GREATEST BEDTIME STORY EVER?

Good, because THE GREATEST BEDTIME STORY EVER came to be written in the most amazing way. It all started when an elf, who happened to be a great writer, stumbled upon his greatest challenge—a sleep-deprived dragon! Nothing could get the dragon to fall asleep. Nothing except…THE GREATEST BEDTIME STORY EVER.

Any other elf would have fled. But not a master storyteller elf! Confident in his skills, he set to work writing a story that was so entertaining, so thrilling, but also so sleep-inspiring it would be forever known as…

THE GREATEST BEDTIME STORY EVER!!

So.

Are you ready to hear it now?