The Big Bang Theory’s Kaley Cuoco ‘in tears’ as Johnny Galecki shares gorgeous birthday post

Johnny celebrated Kaley’s birthday with a trip down memory lane (Picture: Instagram)Johnny Galecki and Kaley Cuoco have proven they don’t need the Big Bang Theory to be absolute friendship goals. As Kaley celebrated her 35th birthday on Monday, Kunal Nayyar, who played Raj on the show, shared a snap from the iconic Big Bang stairwell. Johnny later followed suit, and took to Instagram to share a collection of memories with his co-star, on-screen wife and ex-girlfriend.