Justin Bieber recovering after fainting

In this Monday, March 4, 2013 file photo, Canadian singer Justin Bieber performs at the O2 Arena in east London. Bieber is recovering after fainting backstage at a concert in London. A spokeswoman for Bieber said Thursday, March 7, 2013, that the 19-year-old pop star was given oxygen and took a 20-minute reprieve after fainting backstage at London's O2 Arena. (Photo by Joel Ryan/Invision/AP, File)