Decided to poke around Mayhew’s site to find any hints, came up with this:
http://www.chewbacca.com/merchandise.php
The timeline would probably correspond to around the end of the script, but England? Sounds like he’s shooting his scenes for VIII… and how could there by an announcement about the specifics of that without spoilage? Perhaps they’re unrelated, but it’s mysterious.
Edit: Also this http://www.chewbacca.com/schedule.php