As the magic spells Marigold casts to help Phoebe navigate the challenges of school life mount up, both Phoebe and Marigold begin to wonder if sometimes they might be taking things just a little too far.

"Phoebe Howell and her best friend, the dazzling unicorn Marigold Heavenly Nostrils, have all kinds of exciting things planned for the summer. Their adventures include constructing a secret clubhouse with Phoebe's friend Max (enlisting the help of some magic pixies along the way) and preparing for a trip to Marigold's unicorn family reunion. Along the way, readers will meet all kinds of new characters, learn what magic spells are best avoided, and...

"Phoebe Howell and her unicorn best friend, Marigold Heavenly Nostrils, are headed to music camp for the summer, where they form a punk rock group with fellow campers Sue and Stevie. Marigold also discovers a portal to a parallel dimension where she and Phoebe come face-to-face with the dark and sinister versions of themselves. Throughout their magical and musical adventures, the best friends learn about the value of friendship, following your heart,...

Phoebe and Marigold decide to investigate a powerful storm that is wreaking havoc with the electricity in their town. The adults think it's just winter weather, but Phoebe and Marigold soon discover that all is not what it seems to be, and that the storm may have a magical cause.

"Best friends Phoebe Howell and Marigold Heavenly Nostrils march to their own beat, but life isn't all rainbows and unicorns. With so many problems in the world and drama at school, Phoebe wonders why unicorns aren't in charge instead of humans. With Marigold, each day is full of magic, from introducing Phoebe to unicorn music to crashing a goblin popularity contest, and even tracking down long-lost family members like Infernus, the Unicorn of Death...