The Premiere Oficial de Harry Potter e o Príncipe Misterioso em Portugal/Official Harry Potter and the Half Blood Prince Premiere in Portugal Petition to Warner Bros. was created by and written by Claudio Jose Nunes Silva (dan.rup.emma.bonnie@gmail.com).   The petition is hosted here at www.PetitionOnline.com as a public service. There is no endorsement of this petition, express or implied, by Artifice, Inc. or our sponsors.   For technical support please use our simple Petition Help form.