Before the bash, the star took to Instagram to showcase her brand new dye-job which saw her chocolate brown hair flecked with honey hued highlights and with summer already underway we think it's about time we gave our tresses a little overhaul, too!
Luckily for you lovely lot then, we've rounded up the best gloss enhancing products on the high-street so you can nab Casey's red carpet worthy sheen without spending an afternoon in the salon - you're welcome.
Elvive Nutrigloss Luminiser Shampoo and Conditioner, £2.99 each
This wonder duo contains glycogel which expertly wraps itself around every single hair strand for an illuminated, polished finish overall. Top tip: Condition your hair BEFORE giving it a shampoo - trust us when we say your hair will feel ten times softer!
Oribe Supershine Mousturising Cream, £19
Banish the halo of unsightly frizz you encounter after blowdrying with this leave in conditioner. The light-weight formula will keep even the most unruly locks in check and is guaranteed to cut styling time in half.
Tangle Teezer Blow-Styling Brush, £17
Run this genius brush through wet hair and blast with warm heat for a sleek, salon finish that Kendall Jenner would be jealous of. It has genuinely revolutionised our hairstyling regime - bye-bye straighteners.
Ojon Damage Reverse Serum, £24.50
Split ends will be the least of your worries thanks to this dreamy, restorative serum. Infused with Rouge Oleifera and pure Ojon Oil, it also prevents future damage - like armour for your hair.
Redken Outhine Polishing Milk 01, £15.80
Smooth fly-aways and maximise shine with a pea-sized pump of this luxurious hair cream. Hairstyling aficionado Guido Palau uses it on the likes of Cara Delevingne and Kate Moss.
Phyto Glossing Creme £12.50
Plumping properties such as Acacia collagen will give dull hair a new lease of life and luminosity without clogging up your 'do or making it look greasy.
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