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On tonight's episode of Duets, the theme is songs that inspire and celebrity mentors John Legend and Jennifer Nettles are taking on the classic "I've Got the Music in Me" by Kiki Dee.

In the featured sneak peek above, country and R&B collide as the two harmonize to form a unique duet.

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Although it's all smiles for the celebrity mentors as they flex their vocal cords, things will eventually get serious on the show when one of the duet partners is eliminated from the competition.

To see Legend and Nettles' full duet, check out Duets tonight at 8 p.m. on ABC.