Billie felt a little bit bad that she'd made Hesper look ridiculous. Maybe she should have gone for a more standard offensive spell, although, in her mind, hurting another student seemed like the greater of two evils. She shot the girl an apologetic look, either way; she truly hadn't meant to embarrass her.

Unaware that Hesper was about to cast a spite spell, the Hufflepuff pursed her lips while she decided on her next course of action. "Expelliarmus!" The disarming charm was one she was very comfortable with, and it wasn't likely to embarrass Miss Gamp if it was successful. At least, she hoped so.

Marlena Scamander