Ben 10

S04:É04 - S04:E04 - Big Fat Alien Wedding

Ben and Gwen accompany Max to a wedding, which doesn't make Ben particularly happy, especially give the fact he has to wear a tuxedo and learn how to dance. During the wedding it¿s revealed that the bride's parents are aliens, while the groom's family are ex-Plumbers. It turns out the bride's parents are out to sabotage the wedding because of a long-lasting feud with the Plumbers, and they take action by demonstrating their destructive powers and causing deadly havoc. Ben, Max and Gwen enter the fray and not only save the day, but also make sure the ceremony goes on as planned.