Two reasons - I think Lydia got to Jessie. I think she was able to convince him in the jury house that she is vile.

Secondly, I think Jessie did it to feed his own ego. It's going to get people talking about him, his shocking vote, and keep the attention where he always wants it - on him.

As soon as Julie pulled out his key and I saw her name, I knew Jordan had won it.