Video of Jessie J's duet with Tom Jones emerges online
The two Voice UK coaches performed together at BBC Radio 2's 2Day event in London yesterday (May 10).
The pair covered the classic 'Mockingbird' song as the radio station took a day to celebrate its diversity.
They performed valiantly through the track, which had minimal backing.
She added that her colleague Tom Jones had been in the same boat too.
Watch Jessie J and Tom Jones duet below:
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