Slate Commercial Classical Music Musica Funk Parara Tim Bum Eric 13 The Musical But until now the tween market has largely been neglected, despite the mega-success of such musical acts as Hannah Montana and the Jonas Brothers. The musical “13,” which opened. such figures as th. Eric McCormack had already been cast as Will. Mutchnick met her while working The Norman Silver Spur Square Dance Club is celebrating 70 years…