Watch the The "Ooh" online guitar lesson by Karan Andrea from Guitar Player Wanted: Vocals A Plus
**Companion CD files can be found under the "JAM" button.
This exercise helps you feel the vowel "OOO" resonate in your mask, just like the humming does. Keep the OOO narrow and pursed, and your tone will stay nice and round. Otherwise it will slip out of your mask, making it sound flat and pinched.