I WAS DRIVING MY CAR ON A CROWDED CITY STREET. IT WAS RUSH HOUR AND THE TRAFFIC WAS SORT OF STOP AND GO. AFTER A STOP, I ACCELERATED MY CAR TO ABOUT 25 M/H FOLLOWING THE CAR BEFORE ME, THEN I NOTICED MY CAR WAS GOING FASTER THAN I INTENDED AND APPROACHING THE CAR AHEAD. I APPLIED THE BRAKES IN A NORMAL MANNER, HOWEVER, THE CAR DID NOT SLOW DOWN AND CONTINUED TO ACCELERATE. FEELING SOMETHING WAS WRONG, I SLAMMED ON THE BRAKES, BUT IT WAS NOT EARLY ENOUGH TO STOP BEFORE REAR-ENDING THE CAR. EVEN AFTER THE CRASH AND STOP, MY CAR'S ENGINE WAS CONTINUING REVVING UP UNTIL I TURNED OFF THE ENGINE BY TURNING THE KEY. I HAD A DASH CAM ON MY COROLLA AND THE ACCIDENT WAS RECORDED WITH CLEAR MOVIE AND SOUND.