How to train your...Dragonessess?

A messed-up spell results in the main six becoming Dragon's!

Twilight calls her friends over to help her with a spell that with temporarily enable them to use each-others attribute's, such as their wing's, magic, etc. However, when focusing on her spell, Spike trip's into the middle of the spell, causing it to go haywire! Once the smoke clears...the Main Six find themselves...transformed...