Alice explicitly insults Bob... without realizing that the insult applies equally well to Charlie, whom she most certainly did not mean to insult. Why did she do it? Maybe she didn't think in the heat of the moment, Charlie sneaked in, or Charlie has been hiding the trait that Alice unknowingly insulted. Charlie bears the full brunt of Alice's insult plus the sting of having a friend do so (whether knowingly or not). Alice may attempt a Verbal Backspace by saying "Present Company Excluded" or "No offence [intended], Charlie." Compare Oblivious Mockery, which is more humorous. Examples: