Applejack's pace slowed to a stumble as her mouth hung open. It looked like one of the many statues that always decorated Canterlot. The only indication that it wasn't a statue was the fact that it was planted in the middle of the tracks, and the fact that no sculptor could ever have made such a close likeness.
“...Twi?”
Twilight Sparkle stood in front of the city gates, baring her horn in an aggressive crouch. Her wings were fully flared. From horn to hoof, she was completely frozen in stone.