At the time of penning this preview, the likes of Andrew Sachs' granddaughter, Lembit Opik and Whitney Houston were rumoured to be potential house fodder. While the latter would be just super, we reckon it'll be more like the former two and a lorry load of other desperates. As has become customary, Davina McCall will gurn her head off/present the live launch show as the celebrities wave goodbye to their agents, egos and loved ones and enter the Big Brother house for the very first time. Tonight viewers will discover which celebrities will in fact join the house in 2009 as well as witnessing the housemates' first moments together as they settle into the UK's most peeped upon abode