http://www.youtube.com/watch?v=U5FQXt5OGHg" onclick="window.open(this.href);return false;
Surely, it would seem obvious that a few well placed welds from the inside is the right way to do it. The original panel would have given this away.

I admire his willingness to have a go (always good to see) but please don't follow that as a blueprint for how to do it. He'd done so well up to that point. What happened? Was he distracted?