From Wikipedia:
National Lampoon's Gold Diggers (also known as National Lampoon's Lady Killers) is a 2003 film directed by Gary Preisler. It features two friends, played by Will Friedle and Chris Owen, who marry two old ladies, played by Louise Lasser and Renée Taylor, so they can inherit their fortunes when they die.
Rated as certificate 12 and not to be supplied to persons below that age.
