Instruct: Classify the given Amazon review as either positive or negative.
Query: Okay but "Canyon" not good for sound

This was an "OK" concert; BUT out in the Red Rock canyon; the sound is displaced. The orchestra sound was just fine; but the Moody Blues themselves were "not great" to put it mildly. I AM A HUGE MOODY BLUES FAN; BUT THIS DVD IS NOT THE ONE YOU WANT.