Justin Bieber's Surprise Appearance On The Run Tour.

Justin Bieber made a surprise appearance at the On The Run tour.  The Canadian singer/rapper’s fans were surprised to see that during a series of mugshots flashing up on screen, Justin Bieber’s smiling face appeared along with a quip from Beyonce herself. “Even the greatest can fall,” she said. You didn’t have to do him like that, Bey. (The Mirror)