Hailey Bieber took to Instagram and shared a sweet message to husband Justin Bieber.

The model wrote: “Happy birthday my baby.”

Harley continued: “there are a lot of amazing and beautiful things about this life, but the most beautiful part is that I get to live it with you.”

She ended her message by writing: “I love you.. here’s to 28 🥳❤️”

She also added a series of snaps of the couple.

In less than 24 hours of sharing to the social media site, the post racked up over 3.8 million likes.

Director and videographer Alfredo Flores commented: “28!! 🥳”

Ireland Baldwin added: “Happy birthday JB ❤️😢🔥”

Kanye West shared a birthday greeting for Justin on his Instagram account, writing: “Happy BDAY JB.”