Stuck in the Middle: A salute to TV's middle kids

Forever fated to be the smartest person in the room at any Dunphy family gathering, Alex is the least understood -- but maybe most well-adjusted -- member of "Modern Family's" extended family. Mom Claire fears elder daughter Haley will make all the same mistakes she did as a teenager, and dad Phil is super-psyched to have a buddy in son Luke, often leaving Alex to fend for herself. Which she does quite well.