Television News '8 Simple Rules' stars Kaley Cuoco and Katey Sagal to reunite on 'Big Bang Theory' 07/25/2016 Kaley Cuoco's "8 Simple Rules" co-star Katey Sagal will play her character Penny's mother on "The Big Bang Theory" next season, CBS said Friday. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Katey Sagal Kaley Cuoco Jack McBrayer The Big Bang Theory 8 Simple Rules
