The episode begins with Bart tricking the congregation into singing a 17-minute "hymn" called "In the Garden of Eden" (actually Iron Butterfly's "In-A-Gadda-Da-Vida").
After being ratted out by Milhouse, Bart scoffs at the concept of a soul. To prove his point, he sells it to Milhouse for $5, documented on a scrap of paper that says "Bart Simpson's Soul". [S7E4] Bart Sells His Soul
Bart soon experiences bizarre phenomena: automatic doors at the Kwik-E-Mart won't open for him, his breath doesn't fog up the glass of a freezer, and he can no longer laugh at Itchy & Scratchy . The episode begins with Bart tricking the congregation