What is Garter Day and will the Queen and Prince Andrew attend today's ceremony?

The Most Noble Order of the Garter ceremony dates back to 1348

Kate Middleton Dips into a Picture-Perfect Curtsy for King Charles

Members of the royal family arrive at Windsor Castle for Garter Day

Prince Andrew's Attendance at Key Ceremony 'Tarnishes the Monarchy

Prince Andrew 'will be banned from Order of the Garter Day procession at Windsor for second year

Prince Andrew Wears Royal Regalia to King Charles III's Coronation

Prince Andrew will not take part in Garter Day service, Buckingham Palace confirms

Order of the Garter service: Kate Middleton leads royals as Prince William, Duchess of Cornwall, Prince Charles unite for service – LIVE UPDATES

Prince Andrew will appear alongside the Queen for Garter Day at Windsor Castle

Prince Andrew to be 'excluded from Order of the Garter procession

Royals arrive for historic Order of the Garter procession as thousands of fans line the route

Queen 'orders Prince Andrew to stay out of sight' for 'his own good' during Garter Ceremony - MyLondon

Prince William Reportedly Issued an Ultimatum Over Prince Andrew Attending Garter Ceremony