The Great Debate on May 25, 2019, featured discussions on various adaptations of Sherlock Holmes, including their fidelity to the original canon and the dynamics between Holmes and Watson. Panelists highlighted adaptations such as Granada's series, BBC's Sherlock, and others, noting both their successes and shortcomings in portraying the iconic characters. Fans were invited to vote on which adaptations they believe might have crossed the line in their interpretations until May 31, 2019.