One Direction's Harry Styles is kicking off his 18th year with a bang — the UK band landed in L.A. on Saturday to 600 fans waiting for them at the airport and the guys will join Big Time Rush on their Better With U tour at the end of the month. But today 1D is only concentrating on one thing — Harry's 18th birthday! "I feel like I've woken up with suddenly more facial hair and a deeper voice.. Thank you for all your lovely Birthday messages," Harry Tweeted. Join J-14 in wishing Harry a very happy birthday!

Fun Facts About Harry Styles:
-Harry says that his favorite body part is his hands because "I've always been told that they're soft."
-He loves watching Family Guy
-Harry's first pet was a dog named Max.

Leave your birthday wishes for Harry Styles below!

Photo: Courtesy of Sony

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