[Jack_]

BB6 - Makosi, Craig
BB7 - Aisleyne, Nikki, Pete, Glyn, Richard...I can't really pick
BB8 - Charley, Chanelle, Jonty
BB9 - Rex
BB10 - Marcus, Freddie, Siavash
BB11 - Shabby (if I could), but seeing as it has to be the winner; John James

EDIT: Oh, and from CBB:

CBB4 - Michael Barrymore, Pete Burns, Preston, Chantelle
CBB5 - Jade (lol jk), Leo Sayer, Danielle Lloyd
CBB6 - Tina Malone
CBB7 - Stephen Baldwin, Alex Reid