Inside Edition checked into a Residence Inn in New York City, as seen in the video above, and sprayed the sheets with an invisible paint that shows up under black light. They checked out and then checked back into the hotel the next day under a new name. Spoiler alert: The paint was still there.
Many hotels are known to leave duvet covers on between guests, but leaving the sheets is another level of filth. The manager at the Residence Inn says it must have been an error, but the show went through nine hotels in their investigation and found unchanged sheets in three of those hotels.
It turns out you're not just sleeping with your hotel room sheets, you're sleeping with everyone those sheets have slept with.
Watch the full segment here.