Why?

The door opened, and Karyn Came through. She took Jon's hand. "Don't just stand there, come on back!" They walked through the door. Jon felt a strange tingle as he walked through the magic doorway, and suddenly he staggered as some sort of shoe appeared on his foot. Jon grabbed the doorway for support. Karyn and Jon looked across the room into the mirror. Jon was shocked as SHE looked at the reflection. "Karyn, why are we both blondes wearing Kinky Underwear and heels?" "I guess it's just how the spell worked. Right now are my best friend. Jamie Lynn." Karyn said