time's up!
it was at the immortal gig at Hampton Virginia, december 18th, 1981.
and everybody's prize for not guessing is ...
a photo of Keith singin - maybe Little T&A (albeit not at Hampton):
- 1981, by Lynn Goldsmith (courtesy of BrownEyedGirll)
(sorry for highjacking your thread, Becx - back over to you!)