Simon Cowell is expecting "huge" things from the new Little Mix single.

The girls are currently on the road in the UK promoting 'Black Magic' on radio.

The track is due to be released in the country on July 10 and label boss Cowell took to Twitter today (June 9) to reveal his hopes for the song.

He said: "And back to the UK where we like working on X Factor this new @LittleMix single Black Magic is looking huge."

The tune will feature on Little Mix's upcoming third album.

The record is due to be released later this year.

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Watch the video for 'Black Magic' below: