Hasidic Happy Days?" Was the place in Milwaukee where Richie Cunningham, Potsie, and the Fonze hung out really a Jewish neighborhood? Happy (Freilich) Days Revisited tells the true story of Jackie, Gerry, and Sandyreal- life 'Happy Days' characters who hung around drive-ins like Petroffs and Kopps and navigated the teen culture of the 50s while going to Hebrew school!