I used photoshop to create a Barbie-like silhouette (search Google Images for "Barbie" and you'll find lots of images to help out), and cut a couple of slits in each near the ponytail. Remember the 4 stitches I had in my finger a week or so ago? That was thanks to the very last cut out of about 28 cuts - go figure :). I'm happy to say now that it's feeling much better!
Next I threaded the bobby pin through the slits, and voila!
Inside each card was the contact information for all of us that work with the girls and a special note.