Tuesday night's lunar moon phase means free tacos at Taco Bell.
According to the fast-food restaurant, the moon will look like a taco shape on May 4.
It's actually called the last quarter moon, where only half will be visible.
So, to celebrate the "Taco Moon," customers can score a free crunchy taco.
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Here's how it works:
Place your order at any participating location between 8 p.m. to 11:59 p.m. to get your free taco. Or you can get one free through their app or website all day.
