13.
“Over the years, I’ve seen people (while driving) eating, writing, watching TV, doing crossword puzzles, getting dressed, putting on makeup, and painting fingernails.”
“I’ve also seen people masturbating, getting BJs, and getting fingered while driving and as a passenger.”
—u/slawhammer011
Source: https://www.buzzfeed.com/lizmrichardson/truck-drivers-secrets-stories