Dramas are swirling around Bobby and his impending marriage to Elsa, the Swedish nanny. Meanwhile, PJ's fling hits an obstacle with Bobby's brother; the boys compete in a mustache growing contest; and Andy welcomes a new member to his family.

PJ is uncertain of why she received her new promotion, was it for her work or because of her looks? Elsewhere, Mike and Kenny get a look at the lusty life of club owner Brendan. Also, Andy gives Bobby pointers concerning women.