United Kingdom, Oct. 13 -- Singer Leigh-Anne Pinnock has urged people to "free the bump", after being criticised fo flaunting her pregnant body so freely.

The former Little Mix star is already mum to five-year-old twin daughters with husband Andre Gray, and the pair are now expecting again.

Leigh-Anne has been showing off her changing figure in a variety of barely there outfits over the past few months, but has attracted backlash for doing so.

The 35-year-old singer teased her new song as she shared a video of herself singing along to it on her Instagram page, wearing a striped bralette and matching shorts.

Leigh-Anne was seen singing: "Throw your dumb opinions, at the window, I don't want to know."

She wrote over the top of the vide...