RT 44 Merry Berry Fizz made with Sprite Zero at Sonic
RT 44 Merry Berry Fizz made with Sprite Zero is new at Sonic, typically $3.88 since 26 October 2026.
On and off the menu
| From | To | Opening price | Closing price | Restaurants |
|---|---|---|---|---|
| 26 October 2026 | 15 November 2026 | $3.88 | $3.89 | 3,295 |