"Peeves!" hissed Fred and George Weasley at the same time, beckoning the poltergeist from the corner from where he was attempting to scare first years. He sauntered over, what one might call a smirk on his pale face.
"A prank on Filch again?" he said, rubbing his hands together with excitement and anticipation.
"It's Dungbombs and stink pellets this time." whispered Seamus, glancing at his best friend, Dean, who was on lookout at the other end of the corridor. He gave a thumbs- up, signifying that they were clear.