Subsequent to his long period of recovery from his medical procedure, Gregory set out on a trip to visit friends and family, and decided to take a detour to visit us in Asheville for lunch and a little time to play and talk about Alembics.
He brought his Martin and started in on some of the songs he knows (he sings really well), but I couldn't keep up with him; so he graciously played along on some simple chord progressions that I came up with.
When we were both playing our Alembics, we got into some Grateful Dead type improvisations that were pretty nice.
Here's some photographic evidence of the event: