WHILE DRIVING APPROX 20 MPH I BUMPED AGAINST THE CURB ON THE ROAD I WAS DRIVING. THIS INSIGNIFICANT BUMP CAUSED THE ENTIRE PASSENGER SIDE CURTAIN AIRBAG AND PASSENGER SEAT AIRBAG TO DEPLOY. MY WIFE AND SON WERE TAKEN TO THE ER. VEHICLE WAS NOT STRUCK, NO BODY DAMAGE, SOME CURB RASH ON THE WHEELS. OVER AGGRESSIVE AIR BAG INFLATION.