how much are sonic half price cheeseburgers?
If you're a fan, Sonic wants to help you feed your entire family with its “Family Night” special: half-off cheeseburgers from 5 p.m. to close every Tuesday night. Sonic cheeseburgers are typically about $3.49, so that's a savings of $1.75 per cheeseburger, according to SecretMenus.