Bill Blatzheim is a vocal music teacher in the Rosemount-Apple Valley school district. He has played with the band since 2005 and holds a degree in music from St. John's University. He currently sings with the vocal jazz ensemble "The Phil Mattson Singers" and has previously served as the Assistant Artistic Director of the Twin Cities choir Kantorei. His favorite songs to sing in the band are anything by Stevie Wonder or the band Styx (he's a HUGE fan of Dennis DeYoung's voice). He also loves the Twins and can name almost any Major League Baseball umpire on sight.