Girls Aloud star Nicola Roberts undergoes surgery after secret pregnancy scare Pregnant Girls Aloud star Nicola Roberts has revealed she underwent surgery at "22 weeks" to "help keep [the] baby in" and she's been ordered to rest throughout the rest of her pregnancy. 29 April 2026 Pregnant Girls Aloud star Nicola Roberts underwent surgery at "22 weeks" to "help keep [the] baby in".