OK so this won't be nearly as popular as those other threads but still - I know there are plenty who collect these things, and anyway its a great way to make some people jealous.
Last three:
Mick Jagger & The Red Devils, Mean Ole World. They may have inspired Mick and the boys but he'll never make you forget the originals. More committed fans may have a different reaction.
Otis Rush Prague '66 - BB King - T-Bone Walker Monterey '67
Otis Rush - '95 Chicago Blues Fest