Girl Spits Out Her Gum Then Sucks It Back In

This older clip from The Late Show With David Letterman has strangely started trending only now. Dave invited a woman onto the show to show off her rare talent. What was her trick? She can spit out a piece of chewing gum and then suck it back in her mouth.

Watch closely. This vintage clip has gone viral with over 500,000 new views!