Version #1
Recorded in june, 1968, in Burbank, California, as part of the 68 Comeback Special. It's easily notice to differ this from the following performance because, at around 2:00, Elvis sings "Memories... Memories...", while on "Tiger man", at the same point, he sings "Memories... My Memories...".
Released on NBC-TV Special (US version) and Memories - the '68 comeback special (disc one).

Version #2
Recorded in june 27, 1968, in Burbank, California, for the 8PM Sit Down Performance, as part of the 68 Comeback Special.
Released on Tiger man

Version #3
Recorded on june 27, 1968, for the Comeback Special, as part of the 6PM Sit Down performance.
Released on Memories - the 68 Comeback Special (disc two).