Some people dance, get their cardio up or meditate to get into touring shape. Justin Bieber? He got all Canadian about it in a tweet on Wednesday (Feb. 26), posting a one-minute video in which he shares his unique tour prep. "Follow along as we prepare for tour life!!" Bieber wrote about the clip in which he walks into a rehearsal studio wearing a white hoodie and sweats. "So, my workout routine," he says while putting down a se