You will possibly be burned.
Lighter
no it just releases gas
you scratch your butt then rub your fingers one the top of the lighter then lick the top of the lighter and ten you hold the lighter behind your butt andturn the lighter on and then you fart.
Something happens more often. Like if you fart frequency increases then you fart more often.
you fart
nothing
if you touch your toes and fart it smells like cotton candy
nothing
They fart
It makes fire in your butt cuz your fart is gas.
it may mean that you are constipated
many things can happen