Jonathan the Magic Pony

Jonathan the Magic Pony is a brilliant magician. With one wave of his magic wand he can make anything disappear. Boomf! And because he''s such a brilliant magician, with one more wave he can make things come back too. It''s foolproof. Failsafe. Always works.
Or does it?
When Jonathan magics away Sarah''s bear... it doesn''t come back! And with each, increasingly desperate, wave of his wand, Jonathan...