i want to be a good singer musician.how will help

Sat Nam,

The practice of yoga can help you increase your lung and diaphragm capacity, especially the breathing exercises.

http://s3cr3ty0stg2.wpengine.com/breathing/long-deep-breathing.html

Also, most meditations in kundalini yoga include chanting mantras.

http://s3cr3ty0stg2.wpengine.com/kundalini/kundalini-yoga-meditations.html

Blessings