[LaLaLand]

Just to break it down for people...

Boys

Dane Bowers - 'Another Level' singer, once collaborated with Posh Spice, few hits.
Jerry Springer - Legendary American host.
Fred Dineange - "How 2" presenter back in the day, turned newsreader.
Bruno Langley - Gay Todd from Corrie.
Alan Cox - Actor who I've never heard of.
Steve Jones - T4 presenter and girl's favourite.
Boy George (if they can get him) - 80's icon, lead singer of Culture Club.
Lil' Chris (if they can't) - found fame on 'Rock School' with Gene Simmons (KISS), had a few songs out..

Girls

Kerry Latona - disgraced ex-Atomic Kitten member
Louise Redknapp - Jamie's wife, WAG, once member of girlband 'Eternal' who found considerable solo fame.
Kate Fitzgerald - absolutely no idea!
Cleo Higgins - lead singer of sister-group Cleopatra, famous late 90's/early 00's
Natalie Casey - ex-BBLB co-host, Hollyoaks & Two Pints... actress.
Linda Robson - famed for Birds Of A Feather series
Pamela Anderson- Baywatch "babe"

Hope that breaks it down, the two bolded were the only two I had to Google so quite a good list for me!