The record will be the follow up to Adele's 2011 smash '21'
Blur frontman questions whether the project patronises Africa
Albarn tells crowd “It’s terrifying coming here, but we’ve decided it’s just a really big pub”
De La Soul and Vic Mensa will also be special guests at the prestigious London venue on November 15
'In Search of the Holy Tail' was recently broadcast on BBC Radio 4
Annual album prize will be awarded next week (October 29)
'Everyday Robots' man also updates on Blur's next move
Diplo, Phil Collins, New Order, Questlove and more also appear in the doc
The shows will take place on November 15 and 16
The performance took place in Japan earlier this year