06/19/2010 05:12 am ET | Updated May 25, 2011

Dairy Queen's Blizzard Turns 25: GIVEAWAY Details, Trivia, And More

This year the Blizzard celebrates its 25th birthday and as part of Blizzard Customer Appreciation Week (April 19 to 25) participating Dairy Queens are offering a buy one any-size Blizzard and get a second one for a quarter.

There's even a national Blizzard Tour driving across the United States, with stops in Charleston, West Virginia, and Lexington, Kentucky this week.

Read more on Serious Eats