After first remixing this track only for Shi and Russellish (he had some bass samples on it already), I found a nice remix from ivax which he also uploaded as a HD file, so I could add that as another track in my DAW. And then I grabbed my instrument, and out came this:
The list of musicians is now like this:
So as always, thanks to my friends from Wikiloops for all the fun, and thanks to you for listening.