The Crackerjack Shack Fix for that Annoying Hole in the Armpit of Your Favorite T-shirt

You get home from work and all you can think about is changing into your favorite screen printed t-shirt and sweats. You get to your closet and pull your t-shirt over your head only to find that the armpit hole fairy has struck again!  It doesn't matter if it's a great brand like Gildan, Canvas …