Greenville police are looking for a suspect who they say robbed a Sonic employee at gunpoint while wearing a costume mask and dark clothing.
Police say it happened at the Sonic on South Memorial Drive around midnight.
Police say a man described as 5'10 with a slender build entered the business with a rifle, took an undisclosed amount of money, and then left.
They say he was last seen running east through the parking lot. No injuries were reported.