Just when Gayle thought she was rid of Alexa and her Glam Fairy drama, the Gatsby's intern Filippo brings in a potential client (his mother!) who's recommitting to her husband--and she wants Gayle and Alexa to do her hair and makeup! Can these two learn to put aside their differences to make Filippo's mom happy? Meanwhile, Olivia volunteers to baby-sit for Christy who hasn't had a night out on the town since becoming a mom. Can both of them deal with the hand-off? Plus, Frankie's ready to propose to Gigi--but will the timing finally be right?