Which singer is the ultimate diva?
It's time for another Massive Music Match-Up with Minnie, and this one is bound to get heated!
The Massive Music Match-Up has been known to get quite intense.
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But today, the two sides might even throw a proper fit if they don't get their way.
There have been rumours that the one side will not be answering any questions, while the other has an outrageous list of demands, that have to be met if they are going to take part.
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You know just classic diva behaviour... like the two songstresses who will be battling it out today!
We're just kidding, of course. These two ladies have only ever been referred to as divas in an affectionate way.
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In the sense that they are complete musical powerhouses, who have dominated the industry for decades and have brought us some of the most iconic and memorable songs/albums of all time.
All we want for Christmas is for you to let your heart go on and vote for your favourite!
Take a listen to find out if Mariah Carey, and her wonderful whistle notes, or Celine Dion, and her French finesse, will come out on top.
For more unmissable moments, listen here:
Main image courtesy of Mariah Carey Official Twitter and Twitter/Anzo