CLEVER LITTLE LIES by Joe DiPietro.
A mother always knows when something is wrong. When Alice notices her beloved husband, Bill has returned home on edge after a tennis match with their son, she grows suspicious and springs into action. Determined to piece together the puzzle, she invites her son, Billy, and daughter-in-law, Jane, over for drinks and dessert. Sidesplitting chaos ensues as Alice digs for the truth, resulting in even more honesty than anyone expected. Shattering and hilarious, Clever Little Lies is a story of long-term love and marriage…for better…and for worse.