"Sorry!" yelled Harry, as Dean and Seamus roared with laughter, and Neville picked himself up from the floor, having fallen out of bed. "Hang on--I'll let you down--"

He groped for the potion book and riffled through it in a panic, trying to find the right page; at last he located it and deciphered the cramped word underneath the spell: praying that this was the counter-jinx, Harry thought Liberacorpus! with all his might. There was another flash of light, and Ron fell in a heap onto his mattress.

Chapter 12