Friendship is Tragic

You may be looking for one of the following articles:
 * Friendship is Tragic (comic), a webcomic by T-Brony
 * Friendship is Tragic (novella), a 16,000-word novella by Vermillon

Or you may be looking for this unrelated story which does not yet have an article on the wiki:
 * Friendship is Tragic (novel), a 50,000-word novel by ImJustAnotherBrony