Being roommates with your parents after age 21 sounds like a nightmare for most, but Jessica Bruno wouldn't have it any other way. Bruno, a 40-year-old mom, wife and DIY blogger, lives with her 62-year-old parents, Connie and Fred, in their Sutton, Mass., home. Oh, and there's Bruno's husband, Tony, and their 6-year-old son, Tony Jr. Think that's a lot of people under one roof? There's more. Bruno's grandparents, Grace, 80, and Fred, 82, live in the house, too. That's seven people from four generations living together in one home. Actually, make that nine: Bruno's two stepdaughters, 12-year-old twins Alexia...