[Jemma]

But when it was thought up, Nikki hadnt even been evicted. They obviously wanted to get the main big characters back into the house, even if Nikki was there or not. They didnt know that Nikki would get eveicted so soon, they probably knew that without all these entertaining people, bb was a flop. And in the last weeks it was obviously noticable, thats why they used the twist then.