The discussion revolves around the phenomenon of planking, a trend where individuals lie face down in unusual locations. Participants express confusion over its appeal, questioning its fun factor and suggesting that the humor may stem from the incredulity it generates. Some participants mention that while the initial instances of planking were amusing, the trend has become mundane with repetitive and less creative locations. Concerns are raised about safety, referencing a tragic incident where someone died while attempting to plank on a balcony rail. Additionally, there’s mention of a proposed bill in Congress that would impose penalties for planking, which participants find absurd. The conversation also touches on the physical aspect of planking, with one user humorously suggesting that they planked in their sleep, leading to a light-hearted debate about the trend's legitimacy and the nature of personal freedoms.