Board Thread:General Discussion/@comment-35568687-20180613071006/@comment-1916997-20180616040529

Each episode (both present day and FB) is filmed in 8-10 days, in order by episode, just like any other tv show. So yes, if you see something in a Season 4 FB for example, that connects to Season 1 FB, the Season 1 part was filmed during Season 1 and the Season 4 part was filmed during Season 4.