Singer Leigh-Anne stuns in racy frock

Leigh-Anne Pinnock enjoyed a glam family night out at the weekend.

The Little Mix star donned a seriously sexy LBD to step out in London with her sisters for her mum Sairah‘s birthday.

My beautiful Mum tonight for her 50th party! 50???? More like 25! So beautiful!,’ she posted to Instagram on Sunday.

Bring on tonight! 😀 whoop!

Leigh-Anne, 22 – who also shared a snap of herself and her stunning siblings – later thanked rapper Wretch 32 for making an appearance at the do.

@officialwretch32 thank you for surprising my mum and making her bday party even more special!,’ she said.

You have made her entire life lol I’m so grateful.’

SEE PICTURES Leigh-Anne Pinnock and Jesy Nelson at V Festival 2013

SEE PICTURES Leigh-Anne Pinnock and Little Mix join Union J and JLS for concert in Wales

SEE PICTURES Leigh-Anne Pinnock and Little Mix at Nickelodeon Kids’ Choice Awards

Beth Shearing