Sonic Drive-In is launching its reformulated soft-serve ice cream with a buy-one-get-one free shake promotion. The 3,500-unit drive-in chain said the shake promotion, which allows the free shake ...

When feeling particularly parched, many people rely on fast food restaurants to quench their thirst. Among the many options, Oklahoma-based drive-in chain Sonic offers an especially robust array of ...

Sonic Drive-In is known for many things: burgers, Coney dogs, drinks, and slushes, all infused with a heavy dose of midcentury American nostalgia. Curiously, though, it's never been known for just one ...

Add Yahoo as a preferred source to see more of our stories on Google. vanilla ice cream in a clear cup with a spoon - Twomeows/Getty Images When that craving for fast food ice cream hits, there's ...