Thomas' Adventures of Sofia the First: Once Upon A Princess is another Thomas & Friends/Disney Crossover film to be created by 76859Thomas. It will appear on Google Drive or Dropbox in the near future.


When her mother marries the king, Sofia becomes a member of the royal family and moves into their grand palace, with Thomas the Tank Engine, Ash Ketchum and their friends visiting. She attends a preparatory school under the tutelage of fairies Flora, Fauna and Merryweather in order to train for her new role as princess. With the help of a magic amulet that enables her to talk to animals and an appearance from Thomas and Ash's old friend, Cinderella, Sofia adjusts to her new surroundings and tries to form a bond with her initially reluctanct step-sister Amber.