Alien Uncovered , Frank - The X Factor finalists arrive at Fountain Studios for their last rehearsal before the first live show at The X Factor - London, United Kingdom - Friday 30th October 2015 (1 Picture)
Alien Uncovered and Frank
View All: X Factor Fountain arrivals
Many ticket-holders couldn't get into the O2 Arena show on Tuesday night (September 19th) because they didn't bring photo ID to match their booking.
An album re-release, a new song and a documentary mark the singer's legacy this year.
The actor plays the titular hero in the forthcoming adaptation.