Former S Club 7 star Rachel Stevens has announced that she is expecting a baby next year with her actor husband Alex Bourne.

The 35-year-old singer broke the news on her Twitter page, writing: "Some lovely news to share with you all today - Alex and I are very happy to announce that we are pregnant again."

Stevens also told fans about her exciting news on her official website, writing: "Alex and I are so happy to find out that we are pregnant again and can't wait to meet our new little member of the family early next year.

"Needless to say, we're all super excited, especially Amelie who is looking forward to meeting her new little brother or sister."

The celebrity couple, who got married in August 2009 at Claridge's hotel in London, are already parents to daughter Amelie, who was born in November 2010.