Half Price Cheeseburgers on St. Patrick’s Day at Sonic
On Monday, March 17th, celebrate St. Patrick’s Day with 50% off cheeseburgers at Sonic.
Top o’ the cheeseburger to ya! Celebrate St. Patricks’ Day at SONIC by sinking your teeth into America’s favorite cheeseburger for 1/2 the price! Don’t miss out this March 17th!