Webthe thing is, we won't ever know for sure until we see a shot from behind. A piss stain would be much more pronounced in the rear than a sweat stain. I've seen some piss. Webaug 30, 2023 · best answer. Fergie from the black eyed peas did accidentally wet herself onstage in 2005. Fergie brought new meaning to the term black eyed pee. Webmay 18, 2009 · the black eyed peas singer says her most embarrassing moment is the still the time she wet herself while she was performing…