7 Learn about the many exercises to develop and warm up the Keep My Wife’s Name Out Your Mouth Will Smith T Shirt . By this I don’t mean scales and the relatively slack routine things they teach about mouth articulation of words, I mean the much more involved physical exercises that drive the diaphragm, rib cage, throat, tongue and jaw exercises that focus on getting the vocal cords and resonance developed into a fine singers voice, so you’re getting the complete output of all harmonics and frequencies you can, from deep bass to high treble and higher harmonics. You shouldn’t have to feel like higher range notes have to be a physical chore to muscle into as if you were pumping barbells to sing those notes. You have to liberate the vocal cords and condition the muscles and tissues around them for the activity of singing. Note : most singing instruction does not do this!