They split in 2010, but wisely found a way to maintain a good friendship, given that they've worked side-by-side on one of the most popular modern sit-coms, Karl Cook, a 26-year-old equestrian, has been dating Cuoco since last spring. We share, obviously, our passion for horses and dogs and all that." And Johnny Galecki, apparently.
'"The Big Bang panel ended with an audience sing-along of Amy's "Sweet Kitty" song and a note of gratitude from Galecki, who recalled a conversation he had with co-creator Chuck Lorre during their first Comic-Con.
Kaley Cuoco's current boyfriend and her ex are a shining example of how present and former significant others can actually get along.
Once upon a time, Cuoco dated her co-star and onscreen love on, Johnny Galecki for a couple years on the down-low.
The couple was "so protective of ourselves and the show, and we didn't want anything to ruin that," she said.
But it was that secrecy that contributed to their breakup.
"Everyone was always asking, and we deny-deny-denied," she said.