Gigi Hadid celebrates her daughter Khai’s special day: “Mama’s angel!”

Gigi Hadid celebrated her daughter's birthday with a sweet post.

The 29-year-old model celebrated Khai's 4th birthday on Thursday, September 19, on her official Instagram account.

Gigi shared an adorable clip with Khai, showing the mother-daughter duo spending some quality time at a community park.

The video shows the proud mother patting Khai's back as she swings back and forth on a swing.

The four-year-old wore a light blue long-sleeved top and had her hair tied in two pigtails.

Gigi captioned the video, “4 years of YOU,” adding, “Happy birthday, mommy’s angel!”

In the following story, Gigi also shared a snapshot of Khai's rainbow-themed birthday cake.

“Cake is always breakfast on a birthday,” wrote the mother of one child on the photo.

It is important to mention that Gigi has a daughter with her ex Zayn Malik.

In August, Gigi gave a rare glimpse into her life as a mom to Khai, sharing sweet moments throughout the summer.