Sonic is celebrating summer by offering half-price shakes all day tomorrow (Thursday, June 20th)! This is valid at participating locations and hours may… Read More
Sonic is offering shakes for half-price every day after 8 pm, all summer long! No coupon necessary. What a great way… Read More
Happy first day of Winter! To celebrate, Sonic Drive-In is offering half-price shakes all day long. This was on their… Read More