Perks of the Job
It was another of Dumbledore's insane ideas. Severus whined and whinged until Dumbledore threatened to cast the Imperious curse. Severus stalked off.
"Isn't it a wonderful idea, Severus?"
Severus glared at Minerva.
"I can't wait for the ball. Are you dressing up Severus?"
Severus glared at Hermione.
He stayed in his rooms until Hermione collected him. He pulled on his vampire cloak (the only all black costume he could wear) and met Hermione in the corridor.
Severus stared at her dressed as a not entirely innocent bunny, complete with tail, and smirked.
Perhaps this Halloween costume ball wasn't so bad after all.