In some countries, for example France and Russia, a visiting friend is greeted with a kiss on the cheek; in other countries people greet each other with a firm handshake a loving hug, a bow or simply a nod of the head.
At half past eight, Mr. Dursley picked up his briefcase, pecked Mrs. Dursley on the cheek, and tried to kiss Dudley good-bye but missed , because Dudley was now having a tantrum and throwing his cereal at the walls .