** FILE ** 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. (Photo by Joel Ryan/Invision/AP, File)

Photo by: Joel Ryan

** FILE ** 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. (Photo by Joel Ryan/Invision/AP, File)