Original sentence: His subjects have included Britney Spears, Kate Moss, Naomi Campbell, Rebecca Comer, Kylie Minogue, Leonardo DiCaprio, the Spice Girls, Holly Valance, Cate Blanchett, Damien Hirst, Queen Elizabeth II,and  Tony Blair
Edited sentence: His subjects have included Britney Spears, Kate Moss, Naomi Campbell, Kylie Minogue, Leonardo DiCaprio, the Spice Girls, Holly Valance, Cate Blanchett, Damien Hirst, Queen Elizabeth II,and  Tony Blair