Justin Bieber London book signing pictures

          Justin Bieber Cancels Wetten Dass AppearanceJustin Bieber groups a bunch of girls in a photo as he signs copies of his book at The Relentless Garage, Highbury Corner in London on Sunday afternoon (December 5).The 16-year-old musician suddenly canceled his appearance on Germany’s Wetten Dass program over the weekend out of respect for an accident that occured. Justin tweeted, “An