You might be good at basketball
You might be good at track,
but when it comes to football
You might as well step back
you might as well step back!
Repeat

Open your mouth wide when you yell.

Keep your head and chin up. Keep your back and shoulders straight.

Yell from your diaphragm (above the stomach) and abdominal muscles. You should not use or feel any strain in your throat. When done properly, a full and deep sound will be produced