Celestia Misses Twilight

"...She even comes with her own book and dragon, so you can pretend she's still your student!"

This is a cover request done for an upcoming story by zyr1987. Nothing so much about the story so far yet, but I'm so bemused amused by the idea of the request that I had to draw it out as a quickie.

Also see the following bonus content for its logical conclusion:
[link]