Some costumes are long past their cultural moments and yet remain stubbornly prevalent, making them less "throwback" and more "[yawn]." Please allow me to offer alternatives that, while perhaps unoriginal, aren't ubiquitous.
The Royal Tenenbaums is a film about family relationships including divorce. It is one of Wes Anderson's finest films featuring twisted, kinky, cheated on and needy people. A neurotic family with plenty of dysfunction to make us feel better about our own lives.