Matt Lauer and Justin Bieber Discuss Puberty, Voice Cracks, and Bieber's Hair 1.21K Kristina Grosspietsch 01/31/11 02:20PM Filed to: The today show The today show Justin bieber Matt Lauer TV Video Today, Matt Lauer asked the questions we all wanted to know: will Justin Bieber's voice drop!? Once that matter is taken care of, the two move on to compliment each other for the rest of the segment.[There was a video here]