i don't know if this is a common problem or not..but it's retarded and pissing me off and i didn't have this problem with my upper ball joints and lower ball joints...

when trying to take off the castle nut, the ball joint is just spinning with the castle nut...is this normal? how the hell do i take off the castle nut off then? help me out guys!! i need the lower control arms off the car already =(