Erasable You (1998)

An ex-wife, hooked on uncontrolled consumerism, strives to rob her ex-husband and his nice new wife of all of their earnings in this black comedy. However, the ex-wife has hooked up with a millionaire and lays around her mansion all day while her struggling ex-husband lives in abject poverty in a ramshackle apartment. Finally getting fed up, they decide to hire a hit-man to do her in. Of course, the hit man is a bungler.