Justin Bieber Surprises Fans with Cameo at Finn Askew's LA Concert

• Justin Bieber made a surprise appearance at Finn Askew's concert in Los Angeles.
• The event took place at The Moroccan Lounge on Thursday, November 12.
• Bieber performed a duet with Finn Askew, surprising the couple hundred attendees.
• Footage of the surprise performance was posted by Askew on Instagram.
• The surprise appearance added an unexpected highlight to Askew's show.