What is the episode called when maddy got her ears pierced on Jon and Kate Plus 8 pierced?

While there were episodes featuring the Gosselin kids getting their ears pierced, there is no specific episode solely dedicated to Maddy getting her ears pierced. The episodes where the piercings happened are not clearly titled or focused on the event.

It's possible you are thinking of a specific scene within an episode, but it's not something that stands out as a major plot point in the show's history.

If you're interested in finding the episode, you could try searching for "Jon and Kate Plus 8 ear piercing" on a site like IMDb or on a streaming platform where the show is available.