Guido has received his invite to the £500-a-head Obama fundraiser being hosted by Elisabeth Murdoch at her Ladbroke Terrace home in Kensington and Chelsea at the end of the month. Guido won’t be going because (a) he wants McCain to win and (b) the invitation says only American citizens can donate (it asks for your U.S. passport number by RSVP).So unless Ms Murdoch wants to let Guido off the ticket price, Gwyneth Paltrow and her will have to drink the champagne without him…