Oii wat does this mean READ?

well everytime i hv a dream the next day were i am i get day jar view and one time a song came on the radio and like i new all the words and my mum was like how u now that song u never heard of it and i was like only 4 and like that night wen i went to bed i dreamed of two people i was one of then bout love and they had a valentime song and it w the exact song and now im scared to sleep of wat other stuff happens eg now im 13 but i remember it and like i was four the bran does have good memerys ??