A journey into Bart's blood stream, where Bart must use an air pump to inflate and destroy germs and collect five Smiling Joe Fissions (a character from the first-season episode "Homer's Odyssey").
A journey into Bart's blood stream, where Bart must use an air pump to inflate and destroy germs. This mini-game has a cameo appearance from Smiling Joe Fission (a character from the first-season episode "Homer's Odyssey").