Jung Song and Dok Kwon's Korean fast-food business, Cup Bop, has big sales that have impressed the Sharks -- so much so that these two entrepreneurs received million-dollar offers from all five Sharks, including an offer of $5 million from Robert Herjavec. Which one will they take? From 'Shark Tank' season 13, episode 21. Watch 'Shark Tank' FRIDAYS 8/7c on ABC. Stream on Hulu.