Boy meets girl; boy falls in love (and had wild, non-stop sex) with girl; boy loses girl... when they discover they are brother and sister! But when he learns that he's the victim of the ultimate case of mistaken identity, the lovesick young man -- whom everyone still thinks is after some taboo thrills -- must race across the country to stop her from marrying another man.

Cast:Chris Klein, Heather Graham, Orlando Jones, Sally Field, Richard Jenkins, John Rothman,

Genre:Comedy, Romance,

country:United States of America,

Production:Say It Isn't So Productions, Conundrum Entertainment, 20th Century Fox,