Shake Shack Giving Out Free Burgers To Celebrate Boston Opening

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BOSTON (CBS) – Head over to a Shake Shack Tuesday for an early lunch, and you might get yourself a free burger.

The 12-year-old burger chain is marking the opening of its 100th restaurant, located at 77 Seaport Blvd. in Boston, by giving away a free single ShackBurger to the first 100 guests at Shake Shacks everywhere.

A Shake Shack burger (Photo by Andrew Burton/Getty Images)

Shake Shacks will open Tuesday at 10:30 a.m.

Massachusetts Shake Shacks can also be found on Newbury Street, and in Chesnut Hill, Harvard Square and at Legacy Place in Dedham.

Shake Shack