Canadian authorities have arrested a Justin Bieber impersonator for threatening a 12-year-old New Jersey girl online.

According to Acting Essex County Prosecutor Carolyn Murray, 34-year-old Lee Moir of Toronto, Ontario, posed as Bieber on Facebook. Authorities say that Moir threatened to harm the girl's family unless she performed sex acts online.

He was arrested after arranging a meeting with an undercover officer posing as a 14-year-old girl online. Moir is charged in Canada with luring, manufacturing child porn and extortion.