It's Justin Bieber week here at "ABDC," and the crews have been diggin' it the whole way through. At the challenge taping on Tuesday, it was all about sneakers and sweetness when ABDC Insider host Layla Kayleigh kicked it backstage with Instant Noodles, Iconic Boyz, Streetkingdom (don't think they can't krump to the Biebs!), Phunk Phenomenon and IaMmE, but interestingly enough, it was actually a judge on the show who was feeling the most Bieber feverish. Any idea who? Find out in the video below: