He added watching the show, which was filmed over the summer, as it aired live made him realise how bad some of his strategies and decisions were – and on occasion, how close he came to being eliminated.
“I was amazed that I made it through some of those situations,” he said. “The thing is, as well, because I only knew what I knew in the castle, but when you’re watching it on TV, you’re seeing these side conversations that you’re not privy to, right?
“I was thinking, oh my goodness, everyone is saying my name, this is mental. So when I was watching it, I was thinking, oh my goodness, I could go out in this episode.”
Videos and memes of Stephen’s somewhat unconvincing poker face have gone viral, with clips of his dramatic facial expressions also being widely shared.
But in the end, he was glad to be able to remain faithful to his fellow traitor.
He added: “I’m so chuffed that both of us managed to hold our nerve, and really, at the end of the day, my decision was – I can’t win with Jack and Rachel, and I’d rather win with one person than just by myself.”