When Big Brother opened its doors for the eighth year running we couldn't help but feel that we had seen some of the housemates before. From Wakefield's answer to Victoria Beckham to a pout-perfect Peaches you might be forgiven for thinking you'd stumbled across a celebrity lookalike convention as opposed to the reality tv giant's 8th lock-in. Prepare to be spooked as we bring you this year's Big Brother housemates and their uncanny celebrity doubles...