Kate McKinnon Makes “Notorious RBG” a Real Thing with Her Ruth Bader Ginsburg Impression at RNC July 22, 2016 Uncategorized kate mckinnon, notorious rbg, parody, rnc, ruth bader ginsburg SNL’s Kate McKinnon is a treasure for seemingly being inspired by the loving moniker, “Notorious RBG”, that Supreme Court Justice Ruth Bader Ginsburg has gained over the years, and then swinging for the fences when impersonating her. Watch her as Notorious RBG here.