Phil, Tom and Sid stood staring blankly at one another. Sid still held the broken hat, until Professor Tines came up and took it from him.
"Ruined, utterly ruined!" murmured the teacher. "My best hat!"
"We-I-that is I-didn't know it was your hat," stammered Tom. "I threw the ball through it."
"You didn't know it was my hat?" asked Professo