X Factor winner is expected to scoop the Christmas number one this week and her debut single hasn’t even been released on CD yet.

So far the single has been downloaded approximately 200,000 times and 1 million advance orders for the cd have already been placed.

Leona, who beat rival Ray Quinn, said: “I’m just shocked. It’s unbelievable. I feel like my dream has come true, the dream I’ve been dreaming since a little girl has come true.”

“There were points I thought, ‘You know what, I don’t know if this is going to happen.’ But with the help from my friends and my family, they all kept telling me to believe in myself and keep on doing it and I did, and now I’m here and thank you so much to them.”