Brain Freeze: Joe Biden Mixes Up Wife Jill with His Sister Prison Planet.com Posted on March 4, 2020 Posted in Aggregated No Comments Tagged with U.S. News Breitbart | Former Vice President Joe Biden (D) confused his wife, former second lady Dr. Jill Biden, for his sister, Valerie, in his Super Tuesday speech. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email