Coach Hedge grunted like he was pleased to have an excuse. He unclipped the megaphone from his belt and continued giving directions, but his voice came out like Darth Vader's. The kids cracked up. The coach tried again, but this time the megaphone blared: "The cow says moo!

Percy Jackson and the Last Olympian (ed. Penguin UK, 2009) - ISBN: 9780141962306