Christina Funke Tegbe of skin care company 54 Thrones has Kevin O'Leary and Nirav Tolia interested, but she's not looking to give away too much of the company - which is, of course, exactly what the Sharks are after. Can they come to an agreement? From 'SharkTank' season 13, episode 4. Watch 'SharkTank' FRIDAYS 8/7c on ABC. Stream on Hulu.