You've probably seen brands team up, like McDonald's and Stranger Things, creating buzz-worthy products. But there's a lot more strategy behind these seemingly fun collaborations than just putting two popular things together.
The 'Stranger Things Happy Meal' trended because it tapped into nostalgia and pop culture, driving massive online conversation.
While not a real McDonald's product, the concept of a 'Stranger Things Happy Meal' went viral, showing the immense public interest in these types of brand mashups.