Gemma Atkinson took to social media to wish her daughter Mia a happy 4th birthday on Tuesday (4 July).

The former Strictly Come Dancing star shared on her Instagram an adorable video of memories of Mia, as a tribute to her daughter's birthday.

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To caption the sweet post, Gemma wrote a heartfelt caption: "Forever our song, forever perfect to me. 🥰 Happy Birthday Mia! 4 wonderful years with you. My Birthday wish for you is that you continue to be the happy, kind, confident and caring little lady you are. I’m so proud to be your Mum. Enjoy your day little lady. We love you lots. ❤️"

The video includes gorgeous clips of Mia as a baby, combined with photos and videos of Gemma with her daughter, along with ones with her partner and Mia's dad: Gorka Márquez.

Strictly pro Gorka Márquez was quick to reply to Gemma's sweet birthday post for their daughter and commented: "🥹🥹😍❤️❤️❤️ our little girl."

Fans and celebrity friends also commented on Gemma's post wishing their daughter a wonderful birthday, including Fleur East who commented "Happy Birthday Mia❤️" and Nadiya Bychkova who commented "Happy birthday princess 👸🏼🎂🥳."

Back in January, Gemma and Gorka announced that they're expecting their second child together and that they will be having a baby boy.

In the caption, the star wrote: "Our baby boy will be joining our family later this year 💙 We feel so incredibly blessed and grateful to be on this journey again. Mia is absolutely thrilled!"

The star also commented on how their daughter Mia wants to call their son Barbie and how they may need to negotiate on the name.

Happy 4th birthday Mia!