Real Relationships from the Cast of The Big Bang Theory

Johnny Galecki and Kaley Cuoco (2008-2010)

Television became reality when costars Johnny Galecki and Kaley Cuoco got together in 2008. “It was such a huge part of my life and no one knew about it,” Kaley commented on the relationship and keeping it secret. “It was a wonderful relationship, but we never spoke a word about it and never went anywhere together.”