Bruce (Greg Poehler) meets up with Jack Black at his hotel to show him around the city, but the situation takes a sudden turn when Bruce gets abducted by a group of masked men, who turn out to be Gustaf (Christopher Wagelin), Bengt (Per Svensson), Karl (Henrik Johansson) and Hassan (Basim Albasim), with grand plans for his surprise bachelor party. Meanwhile, Emma (Josephine Bornebusch) is thrown a bachelorette party by Diane (Neve Campbell) and her work colleagues, but things quickly spiral out of control.