Lots of places to buy all formats--on line and local:
READ-ALONG audio/ebook
Hear the ADORABLE voices (and songs!) of Hedgehog and friends narrated by the INCREDIBLE Grey DeLisle Griffin (the literal voice of Wonder Woman, Catwoman, Betty Rubble, Jane Jetson, and thousands more!). Available now on Google Play Books, Apple Books and Overdrive. If your local library doesn't offer it on Overdrive, you can fill out a "Suggest for Purchase" form on their site.
Bookshop.org (supports local bookstores)
Pasadena Public Library
So proud to say you can check it out at the Pasadena Public Library
Altadena Public Library
You can also check it out at the wonderful Altadena Library
Los Angeles Public Library
You can download the READ-ALONG version instantly here. I'm working hard on getting the hardcover on the shelves too.