Singer Justin Bieber was rushed off stage at the O2 during his concert, after apparently suffering from breathing problems.
In a Twitter post the Canadian pop sensation said he was "getting better."
getting better. thanks for everyone pulling me thru tonight. best fans in the world. figuring out what happened. thanks for the love
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.