Leave your brother alone and do up your seatbelt please.
You need to do up your seatbelt now.
Do up your seatbelt now, please.
DO UP YOUR SEATBELT
DON'T MAKE ME TURN THIS CAR AROUND I SWEAR WE WILL NOT GET GROCERIES AND YOU WILL HAVE PEANUT BUTTER ON LETTUCE WITH RELISH FOR DINNER AGAIN THAT'S IT GET IN THE HOUSE I'M ORDERING A PIZZA GODDAMN IT NOT AGAIN