In a rare moment of regret on ABC's Shark Tank, Kevin O'Leary watched a potential goldmine slip through his fingers.

As soon as Andrew McMurray, chief consultant and representative of Zipz Wine, began presenting his company's line of single-serving wines to the "Shark Tank" investors, they started comparing him ...

While Mr. Wonderful" has been strikingly and brutally honest takes on ABC's Shark Tank for years ... that "a marriage based on a good wine cellar can last forever!" – perhaps the most O'Leary ...

Kevin O'Leary, famously known as "Mr. Wonderful" from Shark Tank, once shared details about his membership in the Chevaliers du Tastevin, an exclusive wine connoisseurs' fraternity, during a ...