Simplify the following text for a Grade 10 native English-speaking person.
Original: The first episode in which Flanders and his family were prominent is season two 's `` Dead Putting Society '' , which also contained the first appearance of Maude and Rod Flanders .
Simplified: The first episode in which Flanders and his family were seen is season two 's `` Dead Putting Society '' , which also showed the first appearance of Maude and Rod Flanders .