Many once-popular canned foods have disappeared, leaving behind only nostalgia — and maybe a few dusty cans in someone's ...

Pepsi Blue made a long-lasting legacy for itself in only two years. The berry-flavored soda first came to supermarkets around the United States in 2002, but was quickly off shelves by 2004.

What is the scientifically BEST soda pop mix? Is it Coca-Cola and Pepsi? Mtn Dew and Sprite? Blue Powerade and Mello Yellow?