Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at Alder Hey Children’s Hospital in Liverpool.

Catherine, Duchess of Cambridge, arrives at charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, arrives at charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, arrives at charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, leaves charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, leaves charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, arrives at charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, arrives at charity The Brink on Valentine’s Day in Liverpool.

Catherine, Duchess of Cambridge, arrives at charity The Brink on Valentine’s Day in Liverpool.