What's The Worst DIY Mistake You've Ever Made?

Today's question comes to us courtesy of a reader we'll just call Gregor. True, there are some green zip ties lashing down the front of our WRX. Though, the plastic bolts they replaced were actually inferior. So we can't count that. We do remember a friend with a mid-80s Thunderbird that carried 5 gallons of… » 7/04/07 2:00pm 7/04/07 2:00pm