Racegoers attend “Ladies Day” of the Grand National Festival horse race meeting at Aintree Racecourse in Liverpool, Northern England on April 10, 2015. The annual three day meeting culminates in the Grand National which is run over a distance of four miles and four furlongs (7,242 metres), and is the biggest betting race in the United Kingdom. (Photo by Oli Scarff/AFP Photo)

A spectator wears a multi coloured outfit during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Spectators smile during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A spectator smiles during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A spectator holds her hat on in the breeze during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Spectators take refreshments during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 9, 2015: Women arrive for the first day. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 9, 2015: A women waves cash as she queues to place a bet. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 9, 2015: Racegoers react during the first day. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 9, 2015: Catherine Walton on Ockey De Neulliac fall at Valentine's fence during the 16:05 Crabbie's Fox Hunters' Chase. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoer as she arrives for ladies day at the Grand National Festival. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A Racegoer poses at the Grand National Festival on ladies day. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers pose at the Grand National Festival on ladies day. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A Racegoer poses at the Grand National Festival on ladies day. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A Racegoer poses at the Grand National Festival on ladies day. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers pose at the Grand National Festival on ladies day. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A man looks at a fellow racegoer on ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoer poses wearing a newspaper print dress on ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers pose on ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers attend ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Service men read the form on ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Messages are seen on a picture of Tony McCoy on ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers at the Grand National Festival on ladies day. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A Racegoer at the Grand National Festival on ladies day. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers pose at the Grand National Festival on ladies day. (Photo by Matthew Childs/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: General view of horses hooves during the 1.40 the Alder Hay Children's Charity Handicap Hurdle Race. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoer during the 1.40 the Alder Hay Children's Charity Handicap Hurdle Race. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers celebrate during the 2.15 the E-Lites Top Novices' Hurdle Race. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Women sit by the parade ring on ladies day during the Grand National. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers celebrate after the 2.15 the E-Lites Top Novices' Hurdle Race. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers celebrate during the 14:50 Betfred Mildmay Novices' Chase. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A racegoer celebrates during the 14:50 Betfred Mildmay Novices' Chase. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Fairy Rath ridden by Tom Cannon jumps Becher's Brook during the 16.05 Crabbies Topham Steeple Chase. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers celebrate during the 17.15 Weatherbys Wealth Management Champion Standard Open National Hunt Flat Race. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers react during the 17.15 Weatherbys Wealth Management Champion Standard Open National Hunt Flat Race. (Photo by Andrew Boyers/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoers leave at the end of the day. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A couple kiss at the end of the day. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: General view of rubbish at the end of the day. (Photo by Darren Staples/Reuters)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: A racegoer celebrates a winning bet. (Photo by Darren Staples/Reuters)

Spectators await the start of racing during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A spectator gives a thumbs up signal during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A race goer poses for pictures by a statue of a horse during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A spectator smiles during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Race goers stand amongst litter after Aintree race meeting's Ladies Day at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. The Grand National horse race is scheduled for Saturday at Aintree. (Photo by Jon Super/AP Photo)

A spectator reaches into her handbag during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A thank you message board to retiring Jockey AP McCoy is displayed during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

A racegoers arrives at the course for Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Rathlin is cooled down after finishing third in the Topham Steeple Chase during Aintree race meeting's Ladies Day the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Racegoers urge on the horses during Aintree race meeting's Ladies Day, the day before the Grand National horse race at Aintree Racecourse Liverpool, England, Friday, April 10, 2015. (Photo by Jon Super/AP Photo)

Horse Racing – Crabbie's Grand National Festival – Aintree Racecourse April 10, 2015: Racegoer poses wearing a newspaper print dress on ladies day during the Grand National. (Photo by Darren Staples/Reuters)