<p>This little pig went to market,<br />\nThis little pig stayed at home...\\nThe jingle ran constantly through Poirot's mind. Caroline Crale was convicted of murdering her husband - but there were five other suspects...\\nPhilip Blake: Stockbroker - went to market.<br />\nMeredith Blake: Country squire - stayed at home.<br />\nElsa Greer: Rich divorcee - ate roast beef.<br />\nMiss Williams: Devoted governess - got none.<br />\nAngela Warren: disfigured sister - cried all the way home!\\nWas Caroline Crale guilty - or one of the little pigs?</p>