The unicorns are celebrating their favorite day of the year, complete with rainbows and sparkly butterflies, but when an impostor (a horse with a fake horn) arrives, will the party continue with all its glittery glory?

Unicorn wants to be as perfect as everyone seems to think he is, so when he embarrasses himself in front of Kitty he is afraid Kitty will no longer want to be friends with a not-so-perfect Unicorn.

Unicorns settle down with their bedtime routine by brushing their manes and ensuring their horns gleam before singing their song and drifting off to dream.

One morning, Harmonie the unicorn brings her friend Treasure a mysterious package. There's a treasure map inside! The unicorn friends set off on a magical adventure, following clues from the Fantastical Forest all the way to Rainbow Falls. What will they discover on their quest?

Envy turns to admiration and finally to friendship for Goat and Unicorn.

Sofia awaits the arrival of Pearl the unicorn at the castle, but when Pearl's idea of fun ruins Sofia's step-siblings' games, Sofia must find an activity for all of them to enjoy together.

"Lily the unicorn teaches her new pal, Roger the penguin, that it's fun to try new things"--Provided by publisher.

A rebus story in which Dora's friend Unicornio, unsure whether he has the qualities to be a good king, proves that he is kind, smart, brave, and strong while on his way to the castle.

Kitty is excited to throw a kitty-corn party but becomes frustrated when newcomer Puppy messes up the decorations, ruins the gift Kitty made, and worst of all, he takes up all of Unicorn's attention.

The king's beloved unicorns are hiding a secret and a little girl is determined to solve the mystery.