Watch your ass cardboard boxes

Some guy with just a tad bit of time on his hands built a pair of fully-functional Wolverine-style retractable claws.

About the time Superman 2 was released, my parents got a new refrigerator. I used the refrigerator box as a telephone booth and I would change into my Superman costume. It usually took about twenty minutes because changing in a tight area is not always ideal. I was 4.