Burger King has recently unveiling a new Whopper called The Halloween Whopper, a limited-edition burger available throughout the month of October, that comes with a black bun to make it extra spooky.
It was launched last week but soon after the launching Americans who decided to try Burger Kings new black Halloween Whopper this week were in for a bit of a surprise when it came out on the other side.
A new social media hashtag is shedding some light on a surprising after effect of the new Burger King sandwich.
According to multiple reports, the sandwich turns peoples poop green.
Burger King told ABC News that the black bun contains less than 1 percent of food dye.
According to the company, the ingredients in the bun are commonly used in the industry and within the safe and Acceptable Daily Intake (ADI) approved by the Food and Drug Administration (FDA).
A #greenpoop hashtag emerged on Twitter, with many customers claiming ill effects from the burger.
There was really interesting comments around that has become very very popular. You can see a few below
Dear @BurgerKing, yesterday I ate a Halloween whopper and now the color of my poop is blue green. Where my brown poo? pic.twitter.com/IVthvPpNNQ
Smokey Martling (@SmokeyMartling) October 3, 2015
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