@gazza911 wrote:
They go at the start of the season; you can see that here: https://staging.tvmaze.net/shows/1085/test/episodes
Well, in the Psych example that would be really weird. Positioning the special at the beginning of a season kind of imply that it should be watched before the season. However, the special was actually released 6 years after the end of a show, and definitely should be watched last.