LONDON -- Even British royals are celebrating back to school.
Princess Charlotte arrived for her first day at St. Thomas Battersea in London on Thursday.
The 4-year-old was joined by her parents, Kate Middleton and Prince William, along with her big brother Prince George, who also attends St. Thomas.
The princess also has a new name.
In school, she will go by Charlotte Cambridge, similar to her brother.
Princess Charlotte attends first day at school