A wedding is supposed to be one of the happiest moments of a young person's life. There's nothing more joyous than being surrounded by loved ones and saying 'I do' to the person you want to spend the rest of your life with. Unfortunately, not every couple gets to make it down the aisle. Below are some of the worst instances of bachelor and bachelorette parties gone wrong. In this list you'll find tragic accidents, stupid mistakes, and even instances of murder that completely derailed bachelor or bachelorette parties. If you want to throw your own party, it's best if you try to avoid these mistakes.
Groom Murdered by His Friends at Bachelor Party
Drunk Driver Leaves Bride-to-be Clinging For Life
Beware the Tractor-Trailer
Young Mother Killed After Falling from Party Bus