Could you go to Nashville over the summer break? It's good to follow your dream but it's also wise to have a back up plan. Many people end up in careers that are not what they majored in college.
More than one famous musician has a degree:
English – John Legend
English – Rivers Cuomo (front man for Weezer)
English Literature – Paul Simon
Advertising – Kenny Chesney
Advertising – Garth Brooks
Biomedical Engineering – Gregg Gillis
Mathematics – Art Garfunkel
Economics – Young MC
Mass Communications – Carrie Underwood
Biology and Geology – Greg Graffin (front man for Bad Religion)
Film – Jim Morrison
Business – Ludacris
Physics and Mathematics – Brian May (guitarist for Queen)
Ancient History - Chris Martin (Coldplay)
Anthropology - Will Champion (Coldplay)
Mathematics - Jonny Buckland (Coldplay)