Trooping the Colour ceremonies have also taken place at Rideau Hall. One of the main ceremonies during the parade is Trooping the Colour. A subaltern takes temporary command of proceedings during Trooping the Colour. British fife and drum bands play at ceremonies such as the Trooping of the Colour. One of the highlights of the Parade is Trooping the Colour. After her 70th trooping voyage the following year the vessel was sold. The annual ceremony of Trooping the Colour commences when the Horse Guards Clock strikes eleven. The Ministry of Defence approved Caledonian as a carrier for trooping flights in early 1962. The service whose battalion is trooping the colour provides number one and number two guards. The battalion trooping its colour in any given year is No. 1 Guard. They are a familiar sight at the annual Trooping the Colour. The honour of Trooping the Colour falls to the Sovereign's Platoon, the then-Champion Company/Platoon. He then falls out and does not participate in the trooping itself. Burmese's last public appearance was at Trooping the Colour in 1986, after which she retired. He then falls out of the formation and does not participate in the Trooping itself.