User blog comment:Ericmoro/Rotten Tomatoes and your Wikia Community/@comment-961279-20130920151352/@comment-961279-20130921150755

I got two of the answers: creating a new section header does exclude the navigational footer and the update was very quick. So either Rotten Tomatoes is frequently retrieving the text from Wikia's servers or they're being flagged when a page is changed so it can do the retrieval then.