it's also because if she doesn't trip, she doesn't fall on the ground, if she doesn't fall on the ground, she doesn't get full of mud, if she doesn't get full of mud, she doesn't go into the creepy old cabin, if she doen't go into the creepy old cabin she doesn't get a shower in the creepy old cabin, and we
ALL know that if she doesn't get shower then we don't get to see her tits. And I'm sorry, but we all the know that the focal point of all horror movies is when the girl takes her top off seconds before being brutally murdered