What are the "Grossest" things parents do according to their kids? Here's what 6- 13-year-olds had to say. Kissing them at school or in front of people, holding hands, and fussing in public are amongst the ‘gross’ things parents do. Wiping food off their face, seeing their parents kiss, getting called a pet name, and sharing embarrassing photos of them on social media also made the list. For more trending stories, watch the full clip!