In a star-studded episode, husband and wife professional dancing team Jonathan Roberts and Anna Trebunskaya demonstrate a posture correction device designed by two business partners from Portland, OR. Entertainment celebrity reporter and writer Robin Leach joins a Hollywood, FL-based designer in his pitch of unique stone-studded leather jewelry that will make the wearer look and feel good. Also, a couple from Warren, VT hope the Sharks will want to bite into their decadent 100% vegan and gluten free cookie business; and a divorced mom from Lafayette, LA who calls herself The Diaper Queen pitches her reusable cloth diaper business. In a follow up segment, Stephan Aarstol from San Diego, CA gives an update on Tower Paddle Boards, a stand up paddle board business Mark Cuban invested in during Season 3.
Season 4 Episode 3 of Shark Tank resulted in a 1.50 rating in the 18-49 demographic.
Shark Tank follows aspiring entrepreneurs as they present various business ideas to moguls (known as "the sharks") in hopes of landing an investment in their ideas. Each week, ambitious entrepreneurs present their breakthrough business concepts to ruthless investors to convince them to invest in the concept.