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

Sonic Drive-In is releasing a new Unicorn Dreams Slush on May 5th. A collectible unicorn horn straw will be included free with each purchase while supplies last. The slush will be available ...

HONOLULU (KHON2) — Get ready, Kapolei! SONIC Drive-In is making its Oʻahu debut. Known for its retro vibes, roller-skating carhops and thousands of drink combos, the fast-food chain has ...