Karen has lost her cat, Mr. Whiskers, on Friday night. She looks all over for him, and decides to put "Lost Cat" posters on trees and light posts around town. Soon cat rescuers begin to arrive at her home with "found" cats they leave with her. By the time she has thirty-seven cats, she understands why -- she did not describe Mr. Whiskers on her poster, and every person who finds a cat delivers it to Karen. Thirty-seven cats are...