Jack Fuller (Ashton Kutcher) and Joy McNally (Cameron Diaz) are two strangers who awaken together to discover they've gotten married following a night of debauchery in Sin City... and one of them has won a huge jackpot after playing the other's quarter. The newlyweds devise ever-escalating schemes to undermine each other and get their hands on the money – only to find themselves falling in love amid the mutual backstabbing.
