But Cuban's backing almost never happened. Just 30 seconds in to his pitch on "Shark Tank," Aarstol completely froze, going silent for more than a minute. "It was embarrassing. I'm known as the ...
She Can't Do Math And He's The Bad Guy – Billionaire Mark Cuban Ranks All The Sharks On Shark Tank
Mark Cuban, the billionaire entrepreneur and longtime investor on Shark Tank, has always been a fan ... Kevin O'Leary: Known as the show's "bad guy," Kevin embraces his villainous persona.
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