Mike and Dave have always been the life of the party, but sometimes their antics go a little too far. In an effort to make sure their sister has the wedding of her dreams in Hawaii, their parents give them an ultimatum - they have to bring dates that will keep them in check. The brothers place an ad to find the perfect women to accompany them, but little do they know the pair they find might just be able to one up them in every hard partying way.