18 MARENIn preparation for our evening out on the town, Rosie and I spend the afternoon shopping at my favorite consignment store. Summer in Chicago is unforgiving, so the dress we select for her is a lightweight navy-blue number with a collared neckline, short sleeves, and a bold pattern of yellow flowers. Meanwhile, I’m on the hunt for a little special something. When I see it, I know without a doubt that it’s exactly what I need to keep Hayes nice and occupied. Summery and fun, the ruby-red romper showcases my long legs in a way that’ll definitely have him reeling. Add a pair of strappy black sandals and a flirty ponytail . . . and he’ll be a goner. I can hardly wait. “You’re gonna give my poor grandson a heart condition.” Rosie chuckles to herself as we check out. The smile on my li

