If there’s one hairstyle that screams spring-summer, it’s Sienna Miller's dreamy, tousled locks. The queen of boho beauty has been serving up hair inspo since the early 2000s, but this time ...

Celebrity endorsements have undoubtedly played a role in popularizing the U-shaped haircut. Icons such as Selena Gomez and Sienna Miller have been spotted with variations of this cut, each adding ...