Looks like the mini Saturdays family is getting bigger!

Rochelle Humes has got lots of exciting projects on the go at the moment and now she’s got something particularly special to celebrate!

The Saturdays singer has confirmed that she’s pregnant with her second child, a sibling for hers and husband Marvin Humes’ three-year-old daughter Alaia-Mai. Awww.

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Marvin, 31, was the first to share the happy news when he posted a collage of photos featuring Rochelle cradling her bump.

‘Absolutely delighted to announce that we’re extending our family!’ the former JLS star said on Instagram. ‘Rochelle and I are over the moon! Baby Humes no2 is on the way!!! ❤️’

Rochelle, 27, then shared one of the touching images on her page and wrote: ‘Ten tiny fingers, ten tiny toes, but who are you? Nobody knows…💗💙’

Ten tiny fingers, ten tiny toes, but who are you? Nobody knows…💗💙

A photo posted by Rochelle Humes (@rochellehumes) on

Awww, congratulations guys! The confirmation comes after reports emerged on Thursday morning suggesting that the couple were expanding their brood.

‘Rochelle and Marvin are both over the moon,’ a source told The Sun. ‘They can’t wait to welcome another member to their family.’

[GIF] Rochelle Humes and Marvin Humes

With the pair set to present on BBC’s Children In Need fundraiser on Friday, it looks like we’ll get a glimpse of Mrs Humes’ growing tum.

Fans and famous pals have been sending their best wishes to the expectant couple, with mum-of-one Sam Faiers commenting on Rochelle’s post: ‘Aww congrats ❤️❤️❤️’

The new addition will be the latest member of the mini Saturdays family, with Rochelle’s bandmates Frankie Bridge and Una Foden both mothers of two.

It comes just days after Rochelle revealed that Alaia was keen to have a little brother or sister and was putting pressure on her mum to add to the family!

‘I’m feeling it from Alaia, for sure!’ Rochelle told Fabulous magazine. ‘She’s already quizzing me and saying that her friends all have brothers or sisters

Despite this, the TV star insisted that she didn’t feel in any hurry to have another child.

‘At the minute I feel so blessed and happy with the way everything is that I’d never put pressure on that,’ she explained. ‘But definitely in the future.’