7-Eleven is celebrating 60 years of Slurpees with its strangest flavor yet

As Slurpee celebrates its diamond anniversary, fans are divided on the special-edition flavor.

In the late 1950s, Omar Knedlik, a Dairy Queen franchise operator in Kansas, built a frozen beverage machine with parts from an automobile air conditioner. In 1966, 7-Eleven licensed his invention for one........

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