Braun later tweeted “everyone please give him a little space and he will be ok. Im sure he appreciates the support … Tough kid proud night once again he always finishes the show. Full out. True pro…”
The incident caps a difficult week for Bieber. He was forced to apologize to outraged fans who accused him of taking the stage almost two hours late for his first concert at the O2 on Monday. He insisted he was only 40 minutes late and blamed “technical issues.” He took to Twitter to vent his frustrations with the media’s portrayal of the incident.
The star’s Believe world tour is due to move on to Portugal on Monday, then continue across Europe, the Middle East, South Africa and North America until August.
AP writers Gregory Katz in London and Derrik J. Lang in Los Angeles and AP Music Writer Mesfin Fekadu contributed to this report.