Deemed nouveau riche and shunned by elitist New York society, sisters Nan and Virginia St. George, along with their friends Lizzy Elmsworth and Conchita Closson (Academy Award winner Mira Sorvino), try their luck in London. The girls' spontaneity and impertinence constitute a social invasion of society and they soon find themselves courted by coterie of fascinated admirers. But as old and new worlds come to clash, something has to give.