It’s summer. Some musical organizations have summer readings of vocal and/or orchestral works. Look in your area. if you read this in early December, look for Messiah readings.
Using the Law of Cause & Effect, try getting a summer or part-time job in either fashion or music to learn more about the fields. Keep eyes and ears open while working in one of them for opportunities. Entrepreneurship is all about creating value and doing something different. It might be a chance to solve a problem, to improve a current way of doing something, or filling an unmet need. Google opportunity recognition and design thinking.