We tried Sonic's new limited-time Unicorn Dreams Slush, a very sweet, very pretty, very refreshing summer treat that looks ...

Sonic Drive-in will debut the Unicorn Dreams Slush with collectible Legendary Wish-Awakening Unicorn Horn Straws next week. Here's what we know.

SONIC Drive-In is ready to transport fans to a world of whimsical wonder with its newest, most wonderful creation yet – the ...