And let's just take a minute to thank this week's beauty gods, because The Apprentice star has given us a little insight into exactly what product she uses to create her flawless brows...
Luisa revealed her secret brow trick on Instagram on Monday (21 March) when she posted a close-up of the product in question (above right).
"In love with this eyebrow pencil," she wrote. "It's amaze #eyebrowgame," she added.
And Luisa's latest lust-have is? Charlotte Tilbury Brow Lift Three-Way Shape, Lift & Shade Tool, which comes in three shades, £22.50, charlottetilbury.com.
Make-up artist Charlotte Tilbury has a HUGE celebrity following for her make-up line, with the likes of Millie Mackintosh, Alesha Dixon, Frankie Bridge and the Kardashian Klan all loving various products from her range.
And this eyebrow miracle-worker is no exception. With a brush, highlighting powder and brow pencil all-in-one natty little tool, it's a must for created defined, groomed brows.
Not keen on spending over 20 quid, however? Then try NYX Sculpt & Highlight Brow Contour, £8, boots.com or Soap & Glory Arch De Triumph, £9, boots.com which both contain an illuminating shade for highlighting the browbone and a darker pencil for defining your actual brows.
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