The 2014 Colts Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 Jersey Surf Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 Pacific Crest Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 Blue Devils B Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 Academy Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 Oregon Crusaders Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

2006 Phantom Regiment Drumline warming up in the parking lot of the DCI World Championships in Madison, Wisconsin.

2006 Madison Scouts Drumline warming up in the parking lot of the DCI World Championships in Madison, Wisconsin.