What can you say about them?

Расскажу про Гари и Гермиону.(В моём могут быть ошибки предупреждаю)
They are very famous peoples.
Harry Potter and Germiona(фамилию не знаю, и как пишется по англиски гермиона)Harry and Germiona are popular wizards.Harry have a black hair.Germoina have red hair.Their eyes are black.Their nose are straight.They have average body.They are very friendly,but they are very dangerous too.I think they are very good pupils.