Free Shake Day at Wayback Burgers

Posted: 6:14 AM, Jun 21, 2018
Updated: 2018-06-21 10:14:01Z

Celebrating the first day of summer with a free milkshake.

Today is Free Shake Day at Wayback Burgers.

Customers don't have to buy anything else to take advantage of the free black and white milkshakes all day.

There's a location in Parkville participating. 

Customers are encouraged to take selfies with their free shakes as part of National Selfie Day.