hi all, i need sum help regarding rule sheet, when i have 3ball couch multiball goin then start itchy and scratchy multiball is it supposed to spit out one or two xtra balls 4 a 4 or 5ball multiball, i thought it was 5 but two machines ive seen like mine only ends up bein 4 ball, but have seen youtube clip sayin bout stacking multiballs and it being 5 ball mb, any help would b apprecaited, thank you