Spanish? Was I singing in Spanish? ...well bugger me. Had I been drinking?
I don't know why Vin didn't play. I'm sure someone would have lent him a guitar. Perhaps he's too shy to ask.
Friday is indeed a good suggestion in a hair letting down kind of a way, but there's already more going on on Fridays than any other night of the week - mainly folk clubs as opposed to sessions, but a lot of competition for folkies nevertheless.