"As we are the first generation to be in a group for this number of years, you realize amongst ourselves that, unless we change a bit here and there and move around a bit, you become incredibly stale. So we are going to move and go though various changes. To be honest, to expect an audience to stay with you all the time — I don't expect it." He has a point. Just think about how much the Beatles evolved in four years — the band responsible for Magical Mystery Tour's psychedelic experiments would be bored to tears with the Merseybeat of