By Kristen Johanson

By Kristen Johanson

PHILADELPHIA (CBS) – Thousands flocked to the Benjamin Franklin Parkway Saturday to enjoy the Philly 4th of July Jam.

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This is the 22nd year of the annual event which concludes an entire week of festivities celebrating the birth of our nation.

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The evening ended with a performance by The Roots and, of course, a fireworks show for the grand finale.

Some people arrived to Party on the Parkway as early as 7 a.m. They brought breakfast, lunch and dinner and spent the entire day on location just to get a good spot to see the largest free concert in America.

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The popular boy band MKTO performed earlier in the night followed by Jennifer Nettles.