Patrick Stewart went on Conan last night, where Conan O'Brien brought up the infamous photo of him kissing Ian McKellan.

Stewart then tells Conan, "Do you want to try it out? You were looking at me... in a way that I recognize."

Conan then says, "You would kiss me on the lips?"

Stewart says, "Totally!" and goes in for it. Things got pretty "intimate" as Stewart later tweeted:

Stewart needed some ~chill~ time afterwards and tweeted a photo of himself from a hot tub, drinking a margarita:

They both said they felt an "emotional connection" during their kiss. Watch the kiss for yourself here: