Together they started writing simple guitar and piano songs , and recording them on Gray 's father 's 4 - track player .
Zachary Gray and Tom Dobrzanski began their musical careers in the British Columbia Boys ' Choir .
Together they started writing simple guitar and piano songs , and recording them on Zachary Gray 's father 's 4 - track player .
Zachary Gray and Tom Dobrzanski began their musical careers in the British Columbia Boys ' Choir .