Kaley Cuoco had to keep her relationship with Big Bang Theory co-star Johnny Galecki a secret!

Johnny Galecki congratulates 'fake wife' Kaley Cuoco

Johnny Galecki has secretly got married and had a second baby

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Kaley Cuoco Says 'I Only Had Eyes for' 'Big Bang Theory' Costar Johnny Galecki: 'This Is Going to Be Trouble'

Big Bang Theory Series Finale: Kaley Cuoco and Johnny Galecki's Characters Are Having a Baby!

Kaley Cuoco reveals her dad went to every taping of The Big Bang Theory

Kaley Cuoco would ‘definitely be open’ to a Big Bang Theory reunion

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'The Big Bang Theory's' Kaley Cuoco Recalls Chuck Lorre Catching Her Making Out With Johnny Galecki On Set And His On-Brand Response Years Later

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Kaley Cuoco would 'absolutely' reprise her role from The Big Bang Theory

Kaley Cuoco is pregnant

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Kaley Cuoco Sings The Big Bang Theory Theme Song

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