MTR will run the franchise with First Group for seven years from August, taking over from Stagecoach.
Gary Barlow To Play Queen's Windsor Gig
Gary Barlow will perform for the Queen at the star-studded show to celebrate Her Majesty's 90th birthday in Windsor.
Dame Shirley Bassey has also been confirmed for the concert in the grounds of the castle.
Kylie, Katherine Jenkins and Jess Glynne are among the leading figures from the world of entertainment who wil be on stage.
An equestrian spectacular will tell the story of the Queen's life from her birth in 1926, through the Second World War, to her coronation in 1953 and a reign spanning more than 60 years.
Other stars making an appearance will be singer Alfie Boe, Star Wars leading man John Boyega, singer-songwriter James Blunt and Downton Abbey star Jim Carter.
Also performing will be soul singer Beverley Knight, actor Martin Clunes and Wolf Hall star Damian Lewis.
Absolutely Fabulous comedian Jennifer Saunders, stage and screen actress Imelda Staunton and presenter Alan Titchmarsh will also participate in The Queen's 90th Birthday Celebration.
Hosts Ant and Dec said: ``We are honoured to be hosting this special celebration of Her Majesty the Queen's 90th birthday .
``This spectacular evening will bring together some of the best known names in the entertainment world who will perform with 900 horses and 1,500 participants to mark this very special birthday.''
Thames Valley Police has launched an appeal for witnesses after a fatal collision in Aylesbury.
It crashed and landed on its side near the bank of the River Thames at Mapledurham.
A vigil will be held in Oxford tonight for the victims and their families after Wednesday's attack in Westminster.
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