These "SNL" musical guests couldn't keep it together. For this list, we’ll be looking at the funniest instances that musical guests — or musical guests who doubled up as hosts — couldn’t keep it together while partaking in sketches. Our countdown includes...

Kelly Clarkson's children, 5-year-old River and 3-year-old Remy, are huge "Aquaman" fans, and they ask Jason Momoa all of their burning questions—including how an underwater superhero uses the restroom.