New York cabbie Mickey (Edward Burns) and his stockbroker brother Francis (Mike McGlone) find themselves in a confusing love triangle after following the advice of their father (John Mahoney) to do whatever makes them happy. Just as Mickey weds his girlfriend Hope (Maxine Bahns), Francis announces his divorce from Renee (Jennifer Aniston) and intention to marry Heather (Cameron Diaz), Mickey's ex-fiancée. The resulting sibling rivalry leads to various comic situations.