Rudy Giuliani figures Trump will be a loser in the end

Donald Trump puts on a good show, but Rudy Giuliani doesn’t expect to see him in the White Household anytime soon.

A Confidenti@l insider trapped up with the former mayor at a private event in New York at which, we’re told, Giuliani dismissed both Trump and Hillary Clinton’s chances of being the next Head.

“Donald Trump must be drinking the Kool-Aid if he thinks he’s going to be Head,”…