Mariah Carey has unveiled the cover for her new single.

The singer has recorded the track 'Almost Home' for the new Disney film Oz the Great and Powerful.

The song will feature on the soundtrack for the flick, which stars the likes of James Franco and Mila Kunis.

Carey took to Twitter to reveal the cover image for the single, which sees a picture from the film on the front. She said:

"Here is the cover art for my new single "Almost Home" (out Feb. 19) from Disney's "Oz The Great and Powerful"."

'Almost Home' is due to released on February 19, with the film due out on March 8.