Speaking quietly so that no one else would hear, Harry told the other two about Snape's sudden, sinister desire to be a Quidditch referee.
"Don't play," said Hermione at once.
"Say you're ill," said Ron.
"Pretend to break your leg," Hermione suggested.
"Really break your leg," said Ron.
"We're coming for you whether the Muggles like it or not, you can't miss the World Cup, only Mum and Dad reckon it's better if we pretend to ask their permission first. If they say yes, send Pig back with your answer pronto, and we'll come and get you at five o'clock on Sunday. If they say no, send Pig back pronto and we'll come and get you at five o'clock on Sunday anyway." [Letter to Harry]