Johnny Galecki publishes a sweet tribute to "Fake Wife" Kaley Cuoco on the day of her wedding

The actor took on Instagram to share several photos of Cuoco's wedding to Karl Cook Saturday, he will pay tribute to his wife on the screen and his ex-girlfriend. Cuoco and Galecki date from about two years from 2007 to 2009, shortly after triggering their on-screen romance on Big Bang Theory, but have remained on good terms since the split

"Could not be happier for my fake woman @normancookand @mrtankcook whose words all made us cry last night," Galecki legitimized a black and white photo of him and Cuoco sharing a smile on his big day . "So much love for you both."

The actor also posted a photo with Cuoco and Cook – or "KC Squared" as the actress adorably referred to her new husband in one of her exalted posts on the day of their wedding – – En writing: "More sincere congratulations to the newlyweds, I love you both @normancook & @mrtankcook So moved by tonight."

Of course, Galecki was not the only one Big Bang Theory star presents to celebrate the big day of Cuoco. Their fellow co-stars Mayim Bialik and Melissa Rauch also posted sweet pictures of the ceremony and reception.

"What a wedding!" Bialik has subtitled his series of shots. "Dear and beloved congratulations to probably the happiest couple of all time;) @normancook and @mrtankcook on their wedding, and for launching a truly unique and EPIC evening !! #kcsquared I know my table has passed a good time."

most wonderful congratulations to these beautiful newlyweds !!! "Rauch wrote on a photo of Cuoco and Cook sharing a kiss in a beautifully decorated stable." I wish you both a life of love and happiness !! I love you guys! @normancook @mrtankcook #kcsquared. "

Jim Parsons also shared a tribute to the pair on his Instagram page, writing," A big thumbs up to these two – Kaley and Karl – on their wedding, they form a really pair well matched with so much love between them … it's a beautiful thing to be around them and I'm so happy for them both. "

Cuoco also A wedding day, she shared her love with her long-time friend Amy Davidson 8 Simple Rules who shared several photos and videos of this special day." Congratulations Mr. and Mrs. Cook !! "she wrote." Watching both of you make your life was truly magical "I laughed, cried, and then laughed a little more … Kales, you were a bride so PERFECT and Karl, you are so dapper my friend! I wish you both ALL love in the world # # kcsquared @ normancook @mrtankcook. "

See more about stunning wedding of Cuoco in the video below!