Buy One, Get One Free Sonic Master Blasts on March 27th
On Thursday, March 27th, the Sonic Master Blast is buy one, get one free. There are six to choose from… Turtle Pecan, Chocolate Chip Cookie Dough, Banana Split, Triple Chocolate, Pineapple Upside Down and Caramel Brownie.
Buy any Master Blast at SONIC, get one free all day on March 27th. Bring a friend (because it’s not cool to cheers yourself).