The shooting occurred about 7 p.m. near a business located at the intersection of 10th Street West and Avenue I, where the celebration was being held at a rented facility, according to the Los Angeles County Sheriff's Department.
According to investigators, two men got into a fight and one of them brandished a gun. The suspect opened fire but missed the person he intended to shoot, a sheriff's spokesperson said.
The two victims who were struck by gunfire were transported to a hospital, where they were listed in stable condition. No other information about them was disclosed.
The shooter fled the scene and remained at large. A detailed description of the suspect was not available.