More than three years after the “Big Bang Theory” wrapped filming, co-stars Kaley Cuoco & Johnny Galecki detail their off-screen romance. Watch! Full Story: https://www.eonline.com/news/1348943/kaley-cuoco-and-johnny-galecki-recall-falling-in-love-on-big-bang-theory-set #KaleyCuoco #JohnnyGalecki #ENews Subscribe: http://bit.ly/enewssub About E! News: The E! News team brings you the latest breaking entertainment, fashion and Pop Culture news. Featuring exclusive segments, celebrity highlights, trend reports