Have you ever hit "reply-all" to an e-mail when you wanted only the sender to see your snarky remarks about the boss? Or received an e-mail from a friend you want to pass along to others, including your caustic comments about his girlfriend, but hit "reply" instead of "forward?"
Last month, Michael Agger wrote a column for Slate called, "Can't Believe I Just Sent That: How To Prevent Embarrassing, Misfired E-Mails." The response was so huge, he wrote a follow-up with some of the best responses. Now, we want yours. What was the worst e-mail gaffe you've ever committed?