Stay at the corner....

'Ko ko, you naughty, you go stay at the corner !!!' di di shouted. Ko ko: 'mummy, what is 'corner' mean ?????' I was so surprised di di can said out that complete english sentence. I guess he has learned it from his teacher. I asked him: 'teacher got ask you stay at the corner or not ? ' he said: 'no........' 'then who stay at the corner ?' 'Nicholas......' hahahhaha......