The product has been recommended by shoppers, with some going so far as to say it made them look as much as 20 years younger.

Our brunette testers both tried the Medium Brown shade on their dark brown eyebrows and were pleased with the way it blended seamlessly with natural brow hair, while also adding a touch of dimension.

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Although Amy's new dark brown eyebrows didn't match her bright red hair and made the star's facial expression appear as if she'd just seen a ghost.

The brown-haired beauty usually sports dark eyebrows that compliment her eyes, but she decided to change things up as she sported light brown bleached brows on the carpet.