What I wanted to put up isn't yet in the public domain yet so in its place is good old PF performing Echoes. Note that the two parts of Echoes have been edited together from Live in Pompeii which, incidentally, is available to watch in its entirety on YT. Anyway, get a beverage, sit back, and enjoy...
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'Twas the week before Christmas, when all through the house
Not a creature was stirring, not even the albatross;
The synapses were hung by the chimney with care,
In hopes that the pinkest of Floyds soon would be there...