The whole world — or at least the world of teenage girls — is celebrating the 22nd birthday of One Direction’s Harry Styles Monday (Feb. 1).

One of the most notable things about the boy band member is his flowing locks, so Zap2it is celebrating the singer’s birthday with a roll call of all his best ‘dos. From long and luscious to cropped and cute, here are the five best hairstyles of Harry Styles.

RELATED: Sorry One Direction fans, Zayn Malik ‘never really wanted to be’ in the band

The hat trick

giphy The 5 greatest Harry Styles hairstyles to celebrate the 1D members birthday

Harry practically brought the hipster hat back into fashion all by his lonesome. Whenever the curls get a little out of control, it’s nice to know you can always count on Harry to hide them with a hat and look darn good doing it.

The broody side sweep

200 The 5 greatest Harry Styles hairstyles to celebrate the 1D members birthday

Nothing says boy-band chic like a “just got off the beach” windswept style. And no one pulls off the gravity-defying look quite like Harry can.

The sexy slick back

200 2 The 5 greatest Harry Styles hairstyles to celebrate the 1D members birthday

When you need a more formal look for your unruly hair, Harry has got you covered. Just slick the whole thing back and pray it stays in place while you walk the red carpet in your formal wear.

RELATED: One Direction makes a surprise appearance during ‘American Idol’s’ Hollywood Week

The cute curls

200 1 The 5 greatest Harry Styles hairstyles to celebrate the 1D members birthday

In the early days, baby-faced Harry didn’t seem to have much of a care in the world for product or pomp and circumstance. He let the curls loose and looked adorable doing it.

The luscious locks

200 4 The 5 greatest Harry Styles hairstyles to celebrate the 1D members birthday

Lately, the hair has gotten a little out of control, as Harry has grown it out to his shoulders. While some find it super attractive, other fans want to sneak into his dressing room with a pair of scissors and cut a few inches off.

Posted by:Lindsay MacDonald

Lindsay MacDonald is a Los Angeles based entertainment reporter with an affinity for CW superheroes. She graduated from Pepperdine University with a major in Media Studies and a borderline unhealthy obsession with TV in 2012. She would much rather spend the day binge-watching ‘The Flash’ or sorting ‘Game of Thrones’ characters into Hogwarts houses than venturing outdoors. TV words to live by: “Never ignore coincidence. Unless, of course, you’re busy. In which case, always ignore coincidence.”