I think it is a must-have for parents of little girls. The is living independently in a castle, tames a dragon, rejects a self-absorbed prince, redeems a witch, and starts a band (with the dragon and the witch). Definitely a lot cooler and positive than the typical "I'm a helpless princess who needs saving" stereotype.
So go get it. It is available on a charity CD, "he proceeds of which benefit the Haitian People’s Support Project. It’s an amazing list of artists." The whole CD is kid's music, but if you want to just buy the Coulton song then you can find it here.