Britain's Got Talent fans have demanded a format change on the ITV talent show over an 'unfair' advantage. The ITV show is back for its third live semi-final and frustrated fans have been left fuming over the new format. This year, at the live semi-finals, each judge will have a chance to hold the power and put one act through. The special Golden Buzzer allows them to send someone straight to the final, but they can only use it once - and during that act. Some fans have been left fuming by the