Of course, I'm sure we all remember "The Naked Time" - but do we remember that some of the characters we came to know later were already on the ship at that time? Or that they were ... close to ... our stalwart stars? Of course, it had to be the virus - McCoy would never get caught with his hand in the kitty ...
And here I thought this picture was a candid taken late in the evening during the Enterprise's Christmas party. Romulan Ale has been know to make "people" do, uhmm, unusual things... Q2