Things tend to move quickly on transfer deadline day, often so quickly that players themselves aren't aware what is going on.
Moves can gather place in a very short space of time, and given the amount of activity going on at Chelsea right now you can probably excuse left-back Marc Cucurella for not being quite up to speed with the ins and outs.
And when he took part in a special Q&A for Goal.com, he was forced to quickly change an answer.