On Mythbusters, Jon Fitch proved that the greatest a human can punch while in the position of a person in a coffin is about 1,450 pounds of force. While this is enough to crack through a pine coffin, your odds of survival drop tremendously when the six feet of dirt you’re buried under caves the coffin within seconds. Jon Fitch proved that it’s impossible to do what Uma Thurman did in Kill Bill but with the help of a pocket knife, you can dig your plastic toy self from its little plastic coffin in under a minute, regardless of whether your jealous bulldog stares at you with envy. Check out this video of Jon Fitch playing with himself while his pet watches. [Source]