The comedy's upcoming season will be its last.
June 6, 2013
HBO has confirmed that the upcoming fourth season of Eastbound & Down will be the show's last. The comedy will return on Sunday, September 29, 2013 for its final season which will run for the previously announced eight episodes.
(Source: The Hollywood Reporter)
They said the exact same thing after season 3. This has a pretty big following.
It is all about holding out for the right $$$.
Expect a Season 5 - Guaranteed! You heard it here first.