A 6-year-old superfan of Justin Bieber passed away from brain cancer. Little Avalanna Routh became good friends with Justin, after a "Get Avalanna To Meet Justin Bieber. Since then the two forged a great friendship. When Justin found out the bad news he tweeted, "Just got the worst news ever. One of the greatest spirits I have ever known is gone. Please pray for her family and for her. RIP Avalanna, I love you."