In the charming town of Statia, three brothers—MSE, MAE, and R²—engage in a lively discussion about evaluating regression models. MSE, the eldest, supports squaring errors to highlight extreme mistakes. MAE takes a straightforward approach with absolute differences, while R² suggests comparing model performance to a simple mean. Together, they showcase their unique strengths and the magic of teamwork. Join them in exploring the fascinating world of model evaluation, filled with humor and insights!