The Adventures of Arianna Bearheart and Sheila UniClaus: Introduction

My web designing assistant,Katie Kate, and I have been creating a new Youth Chapter Book Fiction story. It's about a little black bear, Arianna Bearheart, the first girl bear to fly around the world (without dying) and Sheila UniClaus, the neighborhood Santa. They meet and have great adventures together around the world.
Some characters will be:

Arianna Bearheart
Sheila Uniclaus
The Pink Pony Squad: Leana, Cotton Candy, and Unnamed
Ireland O Doggy
Bella Mona

Some books will be:
The Adventures of Arianna Bearheart and Sheila uniclaus: The Beginning
The Adventures of Arianna Bearheart and Sheila uniclaus: Ghost Hunt
The Adventures of Arianna Bearheart and Sheila uniclaus: The Pink Pony Squad
The Adventures of Arianna Bearheart and Sheila uniclaus: In Oz


Some will be written by Katie Kate, some will be written by me, and some may be written by us both. Please check my other thread for a rough draft