this is interesting.......----------------------------------
https://en.wikipedia.org/wiki/Jack_Ruby
The Warren Commission attempted to reconstruct Ruby's movements from November 21, 1963, through November 24.[20]: 333 The Commission reported that he was attending to his duties as the proprietor of the Carousel Club located at 1312 1/2 Commerce St. in downtown Dallas and the Vegas
Club in the city's Oak Lawn district from the afternoon of November 21 to the early hours of November 22.[20]: 333 A number of Dallas police officers were meeting in the office of Assistant District Attorney Ben Ellis when Ruby entered and passed out business cards advertising a gig by Jada, a stripper at the Carousel. Reportedly, Ruby introduced himself to Ellis and added: "You probably don't know me now, but you will.