WASHINGTON, D.C. — To celebrate Tax Day and the 25th birthday of Dairy Queen®’s Blizzard® Treat, the first ever custom-designed Blizzard®mobile will visit Washington, D.C, symbolically parking outside the IRS building and offering free new Mini Blizzards to all taxpayers and accountants toiling at the tax deadline. The Blizzardmobile will be parked outside of the...Read More