My dumbest backpacking mistake was that time I was walking over a footbridge and I decided for fun to use my arms to lift myself on the guardrails forgetting my

My dumbest backpacking mistake was that time I was walking over a footbridge and I decided for fun to use my arms to lift myself on the guardrails forgetting my center of gravity was behind me with my pack on. It wasn’t long before I was flat on my back staring at the sky. Is there a TLDW for this video?