Question: Unlike the episode "Today I Am a Clown", which has a religious theme, "The Simpsons"' episode "Alone Again, Natura-Diddily" demonstrates what theme?
Sentence (from "Religion in The Simpsons"): However, some episodes, such as "Bart Sells His Soul" and "Alone Again, Natura-Diddily", can be interpreted as having a spiritual theme.
Relevant evidence: Yes