Maggie's mother comes to visit and announces that she's going to have a baby – but she wants Maggie to supply the eggs. Mac stays over with Jess while they're doing renovations on his building. Meanwhile, Randy finds himself modeling for (and sleeping with) a sculptor, who makes plaster casts of his entire body -- but the finished product only includes his significant pelvis. And Rex and Lenora have fears about their encounter at the Christmas party -- but they wind up together in the closet of the art gallery.