Lindsay was surprised when both Brian and Melanie readily agreed that he would donate sperm for the baby that Melanie would be carrying. But what happens when Brian not only attends all of Melanie's doctor appointments, but he also does other things like rubbing Melanie's stomach, feeling the baby kick, massaging her shoulders, etc., all things he didn't do with Lindsay? How does everyone, but especially Lindsay, react when they learn it's a boy?