Kate and William attended St Patrick's Day Parade with the Irish Guards.

Kate attended as the new Colonel, taking over from William.

William expressed sadness at giving up the role but praised Kate as a committed Colonel.

Kate wore a teal Catherine Walker coat and matching hat.

Kate presented traditional sprigs of shamrock to officers and guardsmen.

Kate took the salute as the new Colonel during the parade.

The couple met with the Irish Guards Association.

William drank a pint of Guinness and Kate had a half-pint.

A royal salute and march-past capped off the ceremony.