Weight Lifting Bloopers

Okay, I'm not saying I can lift it, but hitting the weights can be disastrous.  First of all, why do these dudes think they can lift this much?  Second, what are these spotters doing?   Check out the carnage inside.

I can't stop laughing at the dude that gets his legs pulled back at :47 and how the mom comes in with the trash can at :45