>>I chose to believe the actual end of the series is Shinji's extended
>>guest appearance in Shinkalion
>
>Has anyone ever picked that up in North America? I've been hearing
>about it for what seems like ages, but never found it anywhere.

Not that I'm aware of (legally).

But this is the most relevant bit of his episode:

https://youtu.be/Ojka0ELI5Us

And yes, that's the actual soundtrack AND the original Shinji VA...