Nick Tovarek lives music—and travels for it, too.

The People’s Court is filled with hundreds of teens waving their hands, shouting lyrics, and jumping in sync – all at the command of leader Travis Clark. He could easily be mistaken for professional snowboarder, Shaun White—his shaggy red hair is impossible to miss. He steals the spotlight, but his stage-man ship seems natural and...

Let this sneak preview serve as a heads-up to start practicing the classic line that you love rubbing in all your pals’ faces: “I heard this song before it was big.”

Everyone knows that Elvis is the King of Rock and Michael Jackson is the King of Pop. Right now, Hip-hop rules the airwaves. It’s playing when you are driving, when you are in the grocery store, and as some guy’s ringtone. Hip-hop has given us a lot of talented and sometimes puzzling stars. So, who...