This is a sponsored post from O2.
Watch an intimate gig get up close and personal for an unsuspecting Tinie Tempah fan at the O2.
In the first known instance of a flashmob in reverse - the 'flash exit' sees 399 other fans leave 21 year old Katie Hobbs to get a one-on-one performance of 'Wonderman' from the wonderman himself.
What lengths will O2 go for you?
Find out how they did it at www.thinkingofkatie.co.uk