?The Big Bang Theory? is wrapping up its 12th and final season of the series. According to SFGate, Kaley Cuoco said ?the nostalgia is getting insanely real.? The star posted a photo of herself and her cast mates during their first Comic Con together. On her caption she wrote: ?Men crush Monday on these handsome boys!? The photo features Kunal Nayyar, Johnny Galecki, Jim Parsons and SImon Helberg.