My Little Pony and Catherine Crossovers
The Story of Doctor Whooves and Ditzy Doo by The Imperator 2 you reviews
The Doctor has been in Ponyville for a while now, and all the excitement and constant adventures have settled down now, leaving the Doctor and his ever present assistant Ditzy Doo to enjoy the peace and quiet. However this little vacation will soon end. For the doctor is about to face a whole new battle, one that might very well bring about the end between him and Derpy.
Rated: T - English - Adventure/Romance - Chapters: 13 - Words: 95,508 - Reviews: 17 - Favs: 24 - Follows: 18 - Updated: 8/16/2013 - Published: 7/20/2013 - Derpy Hooves/Ditzy Doo, Dr. Whooves, Astaroth - Complete