It's no secret that Justin Bieber's presence can magnetize any room, and that's just the case when he surprises a room full of aspiring young dancers on the Disney Channel special 'Make Your Mark: Shake It Up Dance Off.' High-pitched screams bop around the room as the pop sensation spontaneously emerges from a doorway to the surprise of the talent show competitors. The young dancers don ear-to-ear smiles as Bieber then shakes hands with them.
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