Embed TERRY GROSS, HOST: This is FRESH AIR. For anyone who's ever looked around at a holiday dinner table and asked themselves, who are these people and why am I spending time with them, our book critic Maureen Corrigan recommends two new semi-comic novels about family. MAUREEN CORRIGAN, BYLINE: You fall in love with a person, but you get a package deal. That's one of the big messages of two new novels that ruminate on love and family, particularly the family that's thrust upon you when you happen to mate with one of their kith or kin. The heroine of Katherine Heiny's buoyant new novel, "Ea...