She's been arrested more than 20 times, banned from airports across the US and fitted with an ankle bracelet to monitor her movements – but it seems nothing can stop her many flights of fancy.
Marilyn Hartman has jetted to many a sought-after destination – including Paris and Copenhagen – without coughing up a cent. Her modus operandi includes sneaking into planes without a ticket, passport or boarding pass and pretending to be accompanying other groups of passengers.
And because she looks like a harmless granny, she has managed to successfully fly under the radar for the past two decades.