The Celebrity Guide to Wavy Hair

No one does mermaid lengths and soft waves like Ciara. 

Proof that all-over spirals can look super pretty on a shorter cut. 

Sunkissed highlights and beachy waves are the ideal summer look. 

Barrel curls are not what we've come to expect from Aniston, but her signature layers make for a waterfall effect of waves. 

Adding lustrous color and shine to your waves will only make them pop more. 

Collins turns up the Old Hollywood glamour with some Jean Harlow waves.

Pro tip for platinum blondes: tousled strands and a red lip = red carpet gold.

Some quality time (and practice) with a mid-sized barrel curling iron and you could nab soft-to-the-touch ringlets like Saldana's.

Lively's spritzed and scrunched her waves at the roots to achieve this sexy bedhead volume.

Here, Chung shows how to salvage a tough hair situation: Add some piece-y waves to a boring center-part lob, and voilà.

We vote sun-kissed curls and a mini bouquet of flowers as the ideal evening look for this summer.

The queen of Never Boring Red Carpet Moments nails her look with flowing asymmetrical locks that expertly contrast her lime-green gown.

J.Lo accentuates her honey golden highlights with some swooshing S-waves.

Hadid shows us how supermodel strands are done at Coachella with a head full of just-right beachy waves.

Moore's natural texture plays the starring role in this subtle, tousled look.

Stewart plays up her multi-tonal strands with a swooping wing of waves by her forehead.

Knightley opts for a middle part and face-framing strands that offset her impressive ear candy.

RiRi proves that slightly mussed-up waves are decidedly cool for the red carpet.

The keys to Muse's signature bob are lived-in texture and subtle highlights at the tips.

Greene goes the romantic route with a half-updo that focuses on the soft waves spilling onto her shoulders.

Deschanel perfects this lazy girl red carpet style by pulling her naturally wavy hair into a messy bun, flyaways and all.

Biel plays with her ombré texture by mixing medium-barrel waves with straight, piece-y strands.

Cruz serves up a retro look with a deep side-part and loose S-waves.

Campbell ditches the pin-straight look for long, mermaid waves that have us itching for more length.

Olsen perfects the all-natural, wavy look by enhancing her blessed-with-it beachy texture with some sea salt spray (we can only assume).

Dunn subtly incorporates waves into her look by only twisting the front pieces.

Swift adds dimension to her sandy lob with quasi-bedhead waves.

We call this Day #2 of the Kim Kardashian 5-Day Hair Plan. It's a game-changer, trust.

J-Law frames her face with artfully-curled pieces that are never too perfect.

The queen of sun-kissed waves. We don't pretend to know her secrets, but we do think her A-grade genetics are huge part of it.