Undisputed #1
Bruce Springsteen & The E Street Band
June 26, 1978 The Darkness Tour
Queen Elizabeth Theatre, Vancouver, Canada
Small venue and he played a little over 3.5 hours, including a supposed 15 minute intermission, that they retuned from in 10 minutes.
(And 11 days before on June 15, 1978, we had seen Tom Petty & The Heartbreakers at The Commodore Ballroom (900 people) on his first tour.
Next best (in no particular order).
Tim Buckley
The Egress Lounge, August 22, 1974 The Commodore Ballroom November 21, 1974
Elton John 1971, 1973, 1974 & 1975
Fleetwood Mac 1969, 1970(2x), 1971, 1972 & 1973
Rory Gallagher 1973, 1974(2x), 1975