Sonic said it's "dialing up the summer vibes" with the return of the Watermelon and Lemonberry Slushes, a new snack and ...

Sonic said it "is dialing up the summer vibes" with the return of the Watermelon and Lemonberry Slushes, a new snack and half ...

Sonic fans — fans of the fast-food chain, not the video game character — have reason to celebrate as spring turns to summer ...

SONIC Drive-In is dialing up the summer vibes with the return of two legendary slushes and the debut of an all-new, craveable ...

SONIC® Drive-In is dialing up the summer vibes with the return of two legendary slushes and the debut of an all-new, ...