From WENN.com

The author was given the honour at a ceremony in the U.K. capital on Tuesday (08May12) to recognise her services to children's literature.

Rowling was handed a framed parchment certificate of her accolade, and she declared, ""I am prouder than I can say to be given the freedom of the City.""

The freedom traditionally permits the recipient to be drunk and disorderly on the streets of the city without fearing arrest, and to drive sheep over London Bridge - but these privileges are mainly symbolic in modern times.