She quickly prepared to teleport to the lounge where the girls spent most of their time.  If she wasn't in a hurry she would have preferred to walk.  Teleportation was not a spell she particularly enjoyed casting.  It was tiresome and required an enormous amount of concentration.  Celestia could only think of a few unicorns that had the power necessary to attempt it, and even fewer who had mastered it completely.  Her horn began to glow brighter and brighter until, in a flash of light, the sun princess disappeared completely.