She removed a small patch of skin from his right cheek.

First a peck on the right cheek, then one on the left.

As he turned to face the audience, a single tear was running down his ample right cheek.

When the silver-haired dad-of-three staggered to his feet, obviously badly shaken, his right cheek was cut and bruised.

Usually it's right cheek first, but prepare to change direction at the last minute.