a band or solo artist, ideally from London, who might be ...

a) available to play a super awesome gig with some great bands on Sunday December 21st
b) not mind being first or second on of seven bands at about 5:45 or 6:30
c) able to definitely bring at least 15 people, preferably more
d) really good, or at least good

Suggest away! JAGs allowed, but only if you're genuinely interested in playing and can definitely fulfil c) and be applicable to d)

Woop!