Who's who in Celebrity Big Brother 2009

Here's Ulrika ... but will she be able to rely on the vote of a certain Mexico-based Swede? Photograph: Channel 4/Channel 4

As if Borehamwood wasn't enough of a gangsta's paradise already, Coolio's arrived Photograph: Channel 4/Channel 4

Actor Verne Troyer is best known as Mini Me from Mike Myers' Austin Powers films. No word yet on whether any of the housemates will become "fembots" Photograph: Channel 4/Channel 4

Michelle Heaton knows all about reality shows, having triumphed with Liberty X on ITV1's Popstars. It was a bit like The X Factor but with ... well, it was a bit like The X Factor Photograph: Channel 4/Channel 4

Once famous for a show in which members of the public made fools of themselves to get on the telly, former Word presenter Terry Christian is now on a show in which celebrities ... make fools of themselves to get on the telly. How the world of television has moved on Photograph: Channel 4/Channel 4

Unlike her sister Janet at the Superbowl, LaToya Jackson poses for her official BB photo without suffering a wardrobe malfunction Photograph: Channel 4/Channel 4

Still shaking off the Sugababes tag: Mutya Buena Photograph: Channel 4/Channel 4

If Tommy Sheridan is half as good value as the last Scottish politician to appear on Celebrity Big Brother, George Galloway, it should be an entertaining series Photograph: Channel 4

Note to readers of the Daily Star and Nuts magazine – this is what glamour model Lucy Pinder looks like with her clothes on Photograph: Channel 4/Channel 4

From one long-running hit Channel 4 show to another – it's Tina Malone, Mimi Maguire in Shameless Photograph: Channel 4/Channel 4

Ben Adams from A1 is not the first member of a band named after a major transport route to compete on Big Brother – Zak Lichman (AKA Ziggy) finished in fourth place in Big Brother 8, he could formerly be found in boyband Northern Line Photograph: Channel 4/Channel 4