Jim proposes to Michelle. Hoping to make the wedding day as special as possible for his bride, Jim enlists the help of his friends to help him convince a dressmaker to create the perfect gown and in turn make a good impression on his future in-laws. Stiffler and Finch battle for the attention of Michelle's younger sister Cadence and Jim's Grandmother objects to the wedding because Michelle is not Jewish. party are just some of the obstacles that must be overcome before the happy event can transpire.