Twilight Sparkle accidentally casts a spell that switches the Cutie Marks and destinies of all her friends, and the only way she can reverse the spell is by writing her own magic. Little does she know that by achieving this great accomplishment, she will fulfill her destiny and emerge a princess.
My Little Pony: Friendship is Magic Season 3 Episodes...
"Get your muzzle out of those books and make some friends!" That's what Princess Celestia tells Twilight Sparkle. She may be the smartest unicorn in Equestria, but Twilight Sparkle gets an "incomplete" in friendship. There's more to life than learning magic, after all - so she goes to Ponyville on a mission to make friends. There she meets five special ponies who take her on exciting adventures and teach her the most powerful magic of all... the magic of friendship!
My Little Pony: Friendship is Magic - Magical Mystery Cure Synopsis and Schedule