The t-shirt says it all.

Some guy tried to escape from prison in Colorado using a rope and grappling hooks made out of bedsheets and metal pieces of the table. Here's the picture of the criminal MacGyver. PICTURE

Here's the article if you want more details.

By the way, I saw a couple of MacGyver t-shirts at 80tees.com. The duct tape one was pretty cool, although I thought it was a crappy rendition of Mac.