Here are some useful links.

The Stag Weekend organisers.
http://www.barcelonaadventure.com/

The Apartments we will be wrecking using.
http://lovingbarcelona.com/apt?accom_id=3015
http://lovingbarcelona.com/apt?accom_id=3510

Official Barcelona tourist site.
http://www.barcelonaturisme.com/

Official site of Barcelona FC
http://www.fcbarcelona.es/

The Church for the wedding.
http://www.saint-lawrence-bourton.freeserve.co.uk/

Large scale map of where it is all happening.
http://www.streetmap.co.uk/newmap.srf?x=416396&y=220948&z=3&sv=bourton+on+the+water&st=3&tl=Bourton-on-the-Water,+Gloucestershire+[Town]&searchp=newsearch.srf&mapp=newmap.srf

The hotel for the reception.
http://www.washbournecourt.co.uk/

Even the village it is happening in has a website.
http://www.bourton-on-the-water.co.uk/homepage.html