After her 2013 marriage to her ex-husband, Ryan Sweeting, Cuoco got their wedding date tattooed on her back. The former couple split after two years, and during an appearance on The Ellen DeGeneres Show in 2016, she explained that she got a moth in its place.
"The significance is it was big enough to cover the numbers," she told the host, half joking. "It's just what I picked out when I was there."