Though most cops will tell you that you have the right to remain silent upon your arrest, your Miranda rights also very much apply to the courtroom, a lesson several plaintiffs discovered the hard way. 

Despite compiling the best legal teams money — or the pro bono system — could buy, sometimes a slip of the lips can manage to screw it all up, just ask the lawyers of r/AskReddit who watched their cases implode after their clients had some loose lips. 

From accidental cheating confessions to just how much money a person discovered in a definitely-not-stolen wallet, here are 20 dummies who incriminated themselves by opening their mouths.