Tiesto, the world's richest DJ, was originally scheduled to bring his Club Life College Invasion Tour to Nationwide Arena back in October.

Tiesto, the world's richest DJ, was originally scheduled to bring his Club Life College Invasion Tour to Nationwide Arena back in October.

Then the Dutchman injured his back and spent the month on the mend, but now he's, uh, back. And it's just in time for you to shake loose the cobwebs of winter that have been collecting in your own creaky body.