Charles Barkley joined Shark Tank as a Season 10 guest shark, bringing blunt consumer instincts, three on-air deals, and a very real feel for price.

Bethenny Frankel joined Shark Tank in Season 9 as a guest shark, bringing Skinnygirl deal instincts, blunt advice, and memorable consumer-brand bets.

Alex Rodriguez appeared as a guest shark in Seasons 9, 10, and 12, bringing athlete discipline, real-estate instincts, and consumer-product judgment to the tank.

Rohan Oza arrived as a Season 9 guest shark, bringing beverage-brand instincts, eight on-air deals, and the Poppi eye that changed his Shark Tank legacy.

Steve Tisch joined Shark Tank in Season 5 as a guest shark, bringing film-producer instincts, Giants ownership experience, and one memorable food deal.

Steve Tisch joined Shark Tank in Season 5 as a guest shark, bringing film-producer instincts, Giants ownership experience, and one memorable food deal.

Rami and Sami Mubasher built Clean Green Golf Balls into a $6M-a-year operation recycling lost balls—then landed Kevin O'Leary and Robert Herjavec on Shark Tank Season 17.

Rami and Sami Mubasher built Clean Green Golf Balls into a $6M business by recovering lost golf balls from courses across the country. Here's what happened when they pitched Shark Tank Season 17, Episode 13 -- and what the deal with Kevin O'Leary and Robert Herjavec actually means.

Murray White pitched the Hele Box car camping platform on Shark Tank Season 17 Episode 15 and closed a $75,000 deal with Barbara Corcoran for 12.5% equity. Here's the full breakdown.