Kelly Clarkson performs soulful cover of 'Unforgettable' by Nat King Cole

Is there any song Kelly Clarkson can’t do?!

While Nat King Cole's 1951 hit song 'Unforgettable' is hard to top, the American Idol star has given him a run for his money.

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Performing on Monday's episode of The Kelly Clarkson Show, Clarkson belted out a mesmerising soulful rendition of the jazz song.

With blue lights backing the 'Breakaway' singer and her band, the 40-year-old delivered a stunning vocal performance that was met with thunderous applause from her live studio audience.