Harry Styles Heads To LA After Early Birthday Celebration in London

Harry Styles gets mobbed by a crowd after arriving on a flight on Wednesday evening (January 20) in Los Angeles.

The 21-year-old One Direction singer had an early birthday celebration with pal and X Factor judge Nick Grimshaw just a few days before in London.

PHOTOS: Check out the latest pics of Harry Styles

“haaaaaaaaaappppppppppyyyyy buuuuuuurrrrfffffdaaaaaayyy toooyouuuuuuuuuuuuu,” Nick captioned on Instagram with a pic of Harry and a plate of cupcakes. Yum!

Harry will turn 22 on February 1st.

10+ pictures inside of Harry Styles arriving at the airport in Los Angeles…