This "How I Built This Lab" episode features Zumba co-founder Alberto Perlman answering questions from entrepreneurs. The show's structure involves Guy Raz introducing Perlman and his company, followed by a Q&A session with three callers seeking business advice. Perlman emphasizes the importance of product-market fit, advising entrepreneurs not to give up if they have a demonstrably loved product. He also highlights the value of partnerships and a willingness to try unconventional approaches, illustrating this with Zumba's successful collaboration with Kellogg's. Callers receive advice on fundraising, marketing strategies, and navigating business growth challenges.