Girls Aloud star Nadine Coyle expecting a baby

Nadine Coyle Credit: Ryan Phillips/EMPICS Entertainment

The Girls Aloud singer Nadine Coyle has announced that she is expecting a baby.

The Northern Irish star tweeted an Instagram picture of herself with the caption "I'm having a baby" to her 260,000 followers.

The 28-year-old will become the first member of Girls Aloud to become a mum.

Read: Girls Aloud announce they are to split up