Johnny Galecki was surprised to learn that The Big Bang Theory's title was a cheeky nod to a sexual innuendo from Two and a ...

Johnny Galecki and Simon Helberg had a yearly tradition at San Diego Comic-Con that caused their bosses plenty of stress.

Johnny Galecki spent 12 seasons cracking up his castmates on "The Big Bang Theory" with forgotten lines, missed cues, and his ...

Johnny Galecki rejected the offer for The Big Bang Theory five times before eventually accepting the role of Leonard.

The Big Bang Theory fans are set to be reintroduced to some characters in the upcoming spin-off Stuart Fails to Save the ...

Johnny Galecki and Kaley Cuoco in 2018. (Photo: Kevin Mazur/Getty Images) The former couple, who dated for two years while working on the CBS hit comedy, spoke openly about how they couldn’t ...

Johnny Galecki was nervous about returning to The Conners (Photo Credit – Instagram) The end of one iconic sitcom and the potential return to another definitely made Galecki pause.

A new "Big Bang Theory" spinoff series is in the works at HBO Max following the success of previous offshoots "Young Sheldon" ...