The pair are seen flirting and cuddling before Casey decides that Lee's going a bit too far.
In the bedroom the duo are first discussing boobs with Casey asking: “Do you prefer big boobs or little boobs?”
“Big," Lee replies. “My ex had huge tits. Like double G.”
Casey: “Same as me."
Later the pair cuddling in bed and Lee says: “Everyone is gonna be looking at me like I’m a w**ker.
"There going be like ‘what a w**ker’ and they’re gonna be looking at you like you’re a f**ing div.”
“No, I can’t stay here," Casey says.
Lee insists: “Friends cuddles.”
Casey tells him: “As much as I want to I can’t stay here, you know I can’t.”
Celebrity Big Brother 2014 airs this evening at 9PM on Channel 5.
Browse pictures of tonight's house highlights below...