The O2 venue in London has apologised to young fans after teenage superstar Justin Bieber was nearly two hours late on stage at his latest concert.
The Canadian artist was opening the first of four nights at the London venue but failed to start his performance until nearly 10.30pm, just half an hour before the O2's curfew.
Many youngsters were forced to miss the gig altogether in order to get their last train out of London.
Tickets for the show began at more than £50.
Justin Bieber's visit to London has included illness, a late appearance and now fisticuffs after the pop star lashed out at a photographer.
Justin Bieber apologised to his young fans and their furious parents today after he turned up late for his concert last night.
Justin Bieber angered fans by showing up nearly two hours late for his London concert last night - but he's not the first musician to do so.