YOU SAID:
oi mate do you got some potatoes?????
INTO JAPANESE
おいおい、ジャガイモを買った?
BACK INTO ENGLISH
Hey, did you buy potatoes?
INTO JAPANESE
ねえ、ジャガイモを買ったの?
BACK INTO ENGLISH
Hey, did you buy potatoes?
That didn't even make that much sense in English.