06/02/2012 05:30 pm ET

Justin Bieber Stages Fan Sing-Along To 'Boyfriend' From A Paris Balcony

Justin Bieber created a traffic jam Friday when he gave an impromptu performance for fans from a balcony in Paris, France.

Armed with a megaphone, Bieber serenaded the hundreds of fans who gathered outside the Universal Music headquarters as pal Dan Kanter strummed along on a guitar.

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