Joy to the world, J-Law has come. Review by Brandon Wolfe If anyone deserves to have living sainthood status bestowed upon them, it has to be Joy Mangano, the put-upon heroine and real-life inventor played by Jennifer Lawrence in David O. Russell’s Joy . Joy was told at a young age that she was special and destined for great things by her doting grandmother Mimi (Diane Ladd), but every other member of her family unconsciously conspires to keep Joy down. When we catch up to Joy in her adult life, she’s running herself ragged trying to meet the needs of her ramshackle brood, with absolutely no one stepping forward to assist, or even to offer a simple thank-you. Her mother Terry (Virginia Madsen) is a shut-in who sits in bed all day, refusing to tear herself away from her soap operas. Her father Rudy (Robert De Niro) is a cantankerous wreck, always on the lookout for a new relationship to replace whichever previous one he’s destroyed. Her half-sister Peggy (Elizabeth Rohm) makes no att