Mostly True Stories: Urban Legends Revealed - Season 4 Episode 4 Left Behind

Five urban legends are explored to see how much is true, and what is fiction. The stories: 1) Alligators living in the sewers are surviving flushed baby gators once kept as pets. 2) A hard-working janitor accidentally shuts off the life-support eqipment of a patient in critical condition. 3) Headlights from another motorist save the life of a female motorist from a serial killer in her backseat. 4) A lady traveling with her husband in an RV is stranded in the middle of no where when he drives off without her. 5) A couple with a new car are amazed by the 200 miles a gallon they are getting until the manfacturers realize they are drving a misplaced experimental model. 6) A vacationing couple discover the odor in their room is from a dead body hidden under their bed.