When thinking about the way in which a trust fall could go wrong, you'd probably imagine a scenario in which the person falling backwards fails to be caught by the person standing behind them.
You wouldn't, in all likelihood, imagine the scene above - which demonstrates not only the need to trust those around you when partaking in a trust fall, but also the need to listen to instructions very clearly.
Still, it's not the only bizarre way a trust fall can pan out. Just look at this recent, festive, example below...
(Via Twenty Two Words)