Lemonberry Fruit Slush and other beverages at participating Sonic restaurants are half price for happy hour.
For many Sonic shops, happy hour is 2 p.m. to 4 p.m. Participation and the hours for Happy Hour may vary for individual restaurants.
Participating Sonic restaurants are offering a different deal on February 28. Jumbo Popcorn Chicken is half price, for guests who request the deal.