Using Lean Six Sigma techniques, this new case study challenges readers to analyze why a local pizza restaurant is experiencing a rapid increase in customer complaints, ranging from late delivery to poor crusts. Crystallizing realistic analytical challenges faced by companies in many industries and markets, it exposes readers to the entire decision-making process, providing opportunities to perform analyses, interpret output, and recommend the best course of action. Author: Kathryn Marley, Duquesne University; and Gopesh Anand, University of Illinois at UrbanaChampaign.