[Scarlett.]

She shares her name with one of the world's most famous actresses.

And Coronation Street bosses hope that when Grace Kelly joins the cast she will quickly make her mark as one of the Weather field "royalty".

Budding actress Grace, 20, is the reallife sister of Katherine Kelly, 30, who plays barm aid Becky McDonald. She turns up on the show's famous cobbles when Becky finds her long-lost sister. A insider said: "Bosses have wanted to add to Becky's family for a while and Grace was the perfect choice as her sister. Not only does she look like Katherine but she is a very talented actress too."

Grace has had a minor part in daytime soap Doctors. The source said: "This will be Grace's first major role but if she's anything like Kate, she will have a fantastic career ahead of her."

Mirror