Still mentally laughing to herself over the whole whip noise thing she was doing she tossed her hair back behind her shoulders and took a breath as she tried to gather her thoughts to concentrate on the spell and to do it right. Carpe Retractom!" and she pointed her wand at a balloon string and she watched as ...... nothing happened.. Whut!?
The seventh year looked at her wand in confusion, clearly it was doing something wrong and not her.