Sarah Harding has been thrown into the limelight again this summer after entering the Big Brother house and sparking up a romance with a fellow contestant – despite claiming to have a boyfriend.

This week it has been revealed in national reports the Girls Aloud singer’s mystery man is believed to be High Wycombe plasterer, 33-year-old Aaron Lacey.

Before entering the house Harding, who lived in Princes Risborough, ruled out any possibility of romance as she had a boyfriend – however appeared to make a U-turn after meeting co-star and self-confessed ladies’ man Chad Johnson.

The popstar has kept the identity of her other-half under wraps during her time in the house, however a friend of Mr Lacey’s appears to have outed the pairs’ relationship.

According to The Sun, they had been together for four weeks before entering the house, had moved in together and were even discussing having children.

The news comes after Harding performed a “sex act” on Johnson in the Big Brother house while her contestants slept – which was televised across the nation.