Most of them are faces. First of all, because stars have appeal. Secondly, there are cells in the human brain that only respond to specific colors or shapes. There is a kind of cell that only responds to the "face", which is extremely developed. Because of this, we can recognize the subtle features of human faces and recognize the people we know in the vast sea of people. Among them, people's faces are photographed on the cover of magazines, and whether they look exactly the same or not can attract our attention.