You can get a free Boston Cooler at any McDonald's restaurant in Detroit on Sunday in honor of the city's birthday.
The 28 Detroit-area McDonald's will be giving away the free drink from 1 p.m. to 5 p.m. with no purchase necessary. One per dine-in customer.
By late afternoon, the company anticipates giving away more than 10,000 free Boston Coolers.
To find your nearest Detroit location, visit McDonalds.com.