The Simpsons Season 15 Episode 13
Overview
When Maggie does better than Lisa on an IQ test, Lisa becomes upset over no longer being the smart one and tries to lead Maggie astray.
Director: Steven Dean Moore
Guest Star: Simon Cowell, Tress MacNeille
When Maggie does better than Lisa on an IQ test, Lisa becomes upset over no longer being the smart one and tries to lead Maggie astray.
Director: Steven Dean Moore
Guest Star: Simon Cowell, Tress MacNeille
When Maggie does better than Lisa on an IQ test, Lisa becomes upset over no longer being the smart one and tries to lead Maggie astray.