Gigi Hadid Wishes 'Handsome' Boyfriend Zayn Malik a Happy Birthday -- See the Sweet Post!

These two clearly can't get enough of each other.

Happy birthday to Zayn Malik!

The "Pillowtalk" singer turned 24 on Thursday, and his girlfriend, Gigi Hadid, couldn't help but share an adorable birthday message to her "handsome" boo.

WATCH: Zayn Malik and Gigi Hadid Cuddle Up in Cute New Pic

"Happy birthday my handsome! so lucky to know and love a soul like yours ☄wishing you the best year ever!!!" she wrote on Instagram. 

RELATED: Zayn Malik Jokes About Getting His 'Fifty Shades of Grey' On With Girlfriend Gigi Hadid: 'I Like That'

Hadid and Malik clearly can't get enough of each other.

Just last week, Malik shared a cute snap of the two cuddling up for the camera.

Last month, they shared a steamy smooch in the backseat of a car with their Snapchat followers.

RELATED: Zayn Malik Talks Wooing Gigi Hadid With Yorkshire Pudding, Leaving One Direction

ET caught up with Hadid in November, where she couldn't stop gushing about her former One Direction beau.

"I met him once before and he is obviously so gorgeous, but really the way we could have conversations and kind of just…we're really interested in the same things, so it was really easy," she dished of their first date. "So that was amazing."

See more in the video below.