do a bedhanging wedgie!
More about do a bedhanging wedgie!
You can do it yourself or someone else can do it to you. What you do is to take the side of you bed and hold you underwear to the edge of the side you can tape or you can hold it or someone else con hold it for you. You crab walk away from the bed side and keep on going either till it rips or until you can't go no more.