The winner, hands down, for worst movie of all time is "Rachel Getting Married". It was a recommendation from my sister-in-law to my wife.
Because I'm a Christian, I'll direct you to the reviews so you can spare yourself the horrible experience and thereby save two hours of your life:
http://www.amazon.com/Rachel-Getting...rBy=addOneStar
Here's one line from one of those reviews:
"If Bush was in office they would be showing this down in Guantanamo bay as the new form of torture"