Nicola Roberts gives speech on Walsh`s birthday

London: Singer Nicola Roberts gave a speech on behalf of her absent Girls Aloud bandmates Cheryl Cole, Sarah Harding and Nadine Coyle at Kimberley Walsh`s 30th birthday party.

The `Lucky Day` singer was the only member of the girl group to raise a toast on Walsh`s birthday Saturday,

"This is on behalf of Girls Aloud. We love you babe. I remember when you were 22, and now look at you all grown and 30. Whoop," she said.

"We`re so proud of you. Me, Cheryl, Sarah and Nadine all adore you. Girls Aloud forever," she added.