This one has Sophie Anderton (CBB12), Edele Lynch (CBB14) and Aisleyne (BB7), plus some rumoured housemates this year - Michelle Visage, Chloe Goodman, Jeremy Jackson:
http://www.unleashedpr.com/clients.html
And this one has Frenchy (CBB14), David McIntosh (CBB14), Latoya Jackson (CBB6), Pamela Bach-Hasselhoff (CBB8) and Coolio (CBB6):
http://www.intriguemanagement.co.uk/clients/
Anyone from these agencies you'd like to see in CBB16? I'd LOVE Saaphyri to go in the house, she'd be AMAZING and hella hilarious!