Some stars just aren't afraid to get hot and heavy in public -- even if they are traveling thousands of miles in the air. See the celebrities (ahem, like Miranda Kerr and John Travolta!) who are a part of the Mile High Club
"In my Learjet days, we joined the club," the actor said of he and wife Kelly Preston in an interview with Britain's FHM magazine. "I shut off the cockpit; let someone else fly."
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