Name: The Piano Guys (Steven Sharp Nelson, Jon Schmidt, Al Van der Beek and Paul Anderson)Curiosity: The Piano Guys started making music videos together for fun and their "hobby" turned into a worldwide phenomenon when their self-made YouTube videos amassed millions of views (over 385 million). To date, the Utah-based classical-pop group has released three major label albums on Portrait/Sony Music Masterworks: The Piano Guys, The Piano Guys 2, and a holiday album called A Family Christmas.Website: www.ThePianoGuys.com