The Saturdays star, 24, took to Twitter recently to announce she is expecting a baby with her footballer fiancé Wayne.

She told her followers: “Some big news from me today! Wayne and I are having a baby. We are both SO happy and can’t wait for his or hers arrival!”

It comes less than a month after Frankie and Wayne, 32, who is currently on loan at Brighton & Hove Albion, revealed that they are to be married.

Replying to her band mate’s news , Una Healy tweeted: “So happy and excited for our Frankie and Wayne’s baby news!!”

The news is sure to spark speculation about the future of the girl band now three of the group will be mums.

Una, 31, was the first member of the pop group to become pregnant, and she gave birth to a little girl, Aoife, last year.

While Rochelle Humes, 23, is also currently expecting with her husband, JLS star Marvin.

Wonder if she has started thinking about her baby shower yet?