A RECORD 1,400 runners have signed up to Sunday's OX5 Run in aid of the Oxford Children's Hospital. Prime Minister David Cameron and CHOX patients Zac and Finlay recorded this good luck message for the runners... and wished every mum a happy Mother's Day.

Follow our coverage from the event at Blenheim Palace, which is supported by the Oxford Mail, online on Saturday, including a picture gallery. We will also carry all the results in Tuesday's edition of the paper.