Rudy Giuliani was “jubilant” about avoiding the service of an indictment out of Arizona right up until the moment the document was placed in his hands, according to a new report. The former New York City mayor was celebrating his 80th birthday last Friday in the state where he has been charged in a sprawling election subversion case — and was brainstorming with friends about ways to mock Arizona’s attorney general on social media just before the indictment was finally served, reported Rolling Stone. “Our agents traveled to Florida [on Friday]. We knew he was there because of his nightly live v…