Scottsdale, Arizona-based Just Call Me Shirley took home the top prize at this year's Small Biz Challenge, hosted by Inc. and The UPS Store.

In a rare Shark Tank twist, Mark Cuban snatched Petite Keep from Kevin O’Leary, who had already gone all in on the pitch.

Shark Tank star and businessman Kevin O'Leary has always nicknamed himself "Mr. Wonderful," but now he's adding another ...