英语笑话:Not so fast 别那么急嘛

A pig and a chicken were walking by a church where a gala（欢庆的） charity event was taking place.Getting caught up in the spirit, the pig suggested to the chicken that they each make a contribution."Great idea!" the chicken cried."Let's offer hem ham and eggs?""Not so fast," said the pig testily. "For you, that's a contribution. For me, it's a total commitment."