PJ and Andy's Aunt Phyllis visits Chicago for the weekend. PJ is thrilled because Phyllis is her hero. Things get a little weird for her when Phyllis and Kenny hook up. PJ doesn't want Kenny to get hurt so she asks Phyllis to make sure they are on the same page. But Phyllis takes off before doing so, leaving both Kenny and PJ very disappointed. Meanwhile Mike meets his idol, baseball legend Danny Finn, who later turns out to be a jerk. Brendan and Wendy call off their wedding.