Photos from Northport High School's performance at the 55th annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Northport High School

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

Credit: Chris Bergmann

Northport High School performs at the 55th Annual Newsday Marching Band Festival at Mitchel Field Athletic Complex in Uniondale on Thursday, Oct. 19, 2017.

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