Sarah Harding’s Girls Aloud bandmates have stayed pretty quiet during her stint in the Celebrity Big Brother house but it looks like one might have piped up to throw some serious shade her way…

Nicola Roberts has sparked speculation that she’s trying to make a dig at her former bandmate with her latest Instagram post after Sarah, 35, came under fire for ‘slut shaming’ girlband Fifth Harmony.

On Tuesday night Nicola, 31, posted a photo of herself modelling a cap which features the words ‘Women in music are dangerously underestimated’ on the front and wrote in the caption: ‘And that’s why we have to support each other.