Which of these food brand collaborations actually existed as a real product available to consumers?

Brand collaborations in the food industry have created some of the most innovative and unexpected products on the market. These strategic partnerships often blend seemingly unrelated brands to create buzz-worthy limited editions that consumers scramble to try. Test your knowledge of these famous food brand mashups and see if you can identify which collaboration actually made it to store shelves!

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Taco Bell and Doritos' Doritos Locos Tacos (taco shells made from Doritos chips)
Starbucks and Ben & Jerry's Coffee Ice Cream Frappuccino (coffee-flavored ice cream blended into a drinkable Frappuccino)
Heinz and Hershey's Chocolate Ketchup (dessert condiment for ice cream and fruits)
McDonald's and Coca-Cola's McFizz Burger (beef patty infused with Coca-Cola syrup and carbonated bun)