Applejack decides that she should spend more time with Pinkie Pie, now that it's determined that she is her cousin. So what do cousins do together? Why, they go to the movies! However, Applejack chose quite an interesting movie for them to watch.
Credit for the image goes to kyubbi90. His mastery with photoshop will never be matched.
I'd also like to once again thank kyubbi90 for taking the time to preread this thing I wrote.