This critical appraisal of evidence examines the quality of the study on music festival attendees’ illicit drug use, knowledge and practices regarding drug content and purity. The study used a cross-sectional survey to investigate drug use behaviors of participants at one point in time. The authors clearly outlined the study findings while using tables to summarize them. The ability to retrieve and evaluate evidence, the local environment, time, and quality of available evidence are some of the enablers and barriers to applying evidence to practice.