Anger Management

I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.
I must not get so angry on the hockey pitch.