OlderKaley Cuoco Performs 'The Big Bang Theory' Theme Song On 'Tonight Show' - Watch Here!
After ten majorly successful seasons on The Big Bang Theory, yes it’s true, Kaley Cuoco knows the words to the hit show’s theme song – and she can prove it too!
While making an appearance on The Tonight Show Starring Jimmy Fallon on Wednesday (May 3) in New York City, the 31-year-old actress proved that she knew the tune word for word by quickly performing it for the audience – Watch below!
PHOTOS: Check out the latest pics of Kaley Cuoco
Kaley also talked about the terrifying trip to New Zealand with her boyfriend Karl Cook‘s family that ended in her swinging through a canyon.
Also pictured: Kaley and Karl grabbing some coffee together in the afternoon that same day.
Kaley Cuoco Sings ‘The Big Bang Theory’ Theme Song
FYI: Kaley is wearing a Josie Natori jumpsuit on The Tonight Show.
Click inside to watch the rest of Kaley Cuoco’s appearance on The Tonight Show…
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