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
Janet Jackson and Jermaine Dupri
The "All For You" singer confessed during an appearance on the Tyra Banks Show in November 2006 that she and then-boyfriend Dupri did the dirty during a commercial airline flight. When asked if it was in a bathroom, she replied: "No—that's what makes it worse."
Credit: Mark Mainz/Getty Images