That condition is usually caused by a float sticking OR a piece of crud (technical term there) keeping the needle valve from seating. Both conditions keep the needle valve from closing & shutting off the gas when the bowl is full. The fuel pump keeps pumping & gas goes everywhere.

Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.