Fact: Friendship Is Magic has a surprisingly large cult following of adult viewers, many of whom are likely to be familiar with Salvador Dali's "The Temptation of Saint Anthony".
Conclusion: There is no chance that I'm the only one who had this thought.
Temptation of St. Fluttershy by ~silveranswer on deviantART
As much as I've abused the Pony Creator, this is actually the first original fan art I've done for FIM. I know, right? Wish my new scanner treated it better.