In the video "Piercings Gone Wrong 14," popular YouTuber Roly reacts to extreme piercing fails. He watches footage of various botched piercings, giving his humorous and sometimes horrified commentary on the mistakes. The video showcases piercings that went wrong due to inexperienced or unprofessional piercers, as well as individuals attempting piercings at home. Roly emphasizes the importance of going to a reputable and experienced piercer to avoid such disastrous outcomes. He points out the dangers of improper piercing techniques and stresses the need for proper aftercare to prevent infections and complications.