Add Yahoo as a preferred source to see more of our stories on Google. Kaley Cuoco was just 16 years old when she landed her breakout role on the ABC sitcom 8 Simple Rules, which starred John Ritter ...

Before Kaley Cuoco was the outgoing neighbor Penny on "The Big Bang Theory," or the foul-mouthed, mallet-swinging anti-heroine in "Harley Quinn," she was the bubbly eldest daughter on "8 Simple Rules.

When John Ritter passed away unexpectedly in 2003 at the age of 54, it felt like the wind had been knocked out of us. He was on the set of 8 Simple Rules, doing what he did best - making people laugh ...

Kaley Cuoco and John Ritter worked together on '8 Simple Rules' until his 2003 death "I was 16 when we did our first table read, and I was playing the 'sexy' sister," Cuoco told PEOPLE recently at the ...