Burger King giving away free Whoppers for one day only - but only for certain customers
![Burger King giving away free Whoppers for one day only - but only for certain customers](https://i2-prod.mirror.co.uk/incoming/article33303565.ece/ALTERNATES/s615/0_image001-3.png)
To celebrate National Drive-Thru Day on Wednesday, July 24, Burger King is giving away free burgers
To celebrate National Drive-Thru Day on Wednesday, July 24, Burger King is giving away free burgers