"Brother's Little Helper"
"Original Air Date: 10/03/99"
Whn Bart starts to get out of control at school, he is put on a drug to help him concentrate better. The drug starts to take effect right away, but soon, the side effects start to make Bart go paranoid of things. It also helps him to reveal a secret plot by the MLB (Major League Baseball). Mark McGwire (guest stars as Himself. Marcia Mitzman Gaven guest stars as the voice of Maude Flanders.
This is Episode #228 in The Simpsons series. It is Episode #2 in Saeason 11.