Mark Cuban Is Tired of Kevin O'Leary's Peanut Butter Arrogance
02:17 | 11.10.19 | TV-PG | CC
The Sharks aren't sure that Andy Scherer's Peanut Butter Pump is solving a real problem. But Mark Cuban sees an even bigger problem: Kevin O'Leary's peanut butter arrogance. From 'Episode 7,' season 11, episode 7 of Shark Tank. Watch Shark Tank SUNDAY 9|8c on ABC, streaming, on demand, and Hulu.