This is a pretty silly one here- and also entirely inadvisable. To view the eclipse you should have specific glasses that are certified safe to view the sun. In other words, this is a comedic video and not a real tutorial.
That being said, I’m still totally going to try them. All I did to make these glasses was hot glue several sunglasses lenses together around the edges. The video doesn’t show the glorious craftsmanship, so here is a photo:
And there you have it. That’s how you make an item to burn out your retinas!