The Whopper house has offered fans a very very special deal on their burgers but they can only retrieve it when they are within at least 600 ft from a McDonald's, really.
The signature sandwich can be bought for one penny after a consumer goes within 600 feet of a McDonald's restaurant and orders the burger on the newly revamped BK App. Get more information here.
This is not the first time Burger King has trolled its bigger rival - one advertising campaign even compared Ronald McDonald to Stephen King's murderous clown Pennywise from It.
The promotion runs through December 12 at participating restaurants.
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She said: "I am talking to colleagues about how we can look at parliament having a role in going into that and coming out of that".
The customer will then be "detoured" away from McDonald's and the app will navigate them to the nearest Burger King.
The Miami-based fast-food restaurant chain debuted the promotion Tuesday.
Here's how it works: "The Whopper Detour" campaign geofences 14,000 McDonald's locations across the USA from the new BK app.
No, you won't actually buy the burger at a McDonald's.