If you were one of the lucky Biebettes to see Justin Bieber in concert Aug. 31 at NYC’s Madison Square Garden, you got WAY more than you paid for. Justin was joined by some of his super-famous BFFs, including Jaden SmithUsherBoyz II Men and even Miley Cyrus! But these duets weren’t totally random — Justin’s huge concert was being filmed in 3-D for an upcoming concert movie, New York’s Daily News reports.

     Justin Bieber Joined By Miley Cyrus, Sean Kingston, Usher & Jaden Smith At NYC Show! 1

     Justin Bieber Joined By Miley Cyrus, Sean Kingston, Usher & Jaden Smith At NYC Show! 2

      Justin Bieber Joined By Miley Cyrus, Sean Kingston, Usher & Jaden Smith At NYC Show! 4

Just as a side note, can we talk about cruel it is for Justin to have to wear a long jacket, full-length jeans and a Hoodie in the summertime? It’s hot enough under those stage lights WITHOUT dressing him up like winter is approaching.