L'Ami Serge backed all day for Doncaster's Sky Bet Chase
Three-quarters of all bets in the last 24 hours have gone on the eight-year-old who is currently a 6/1 favourite3 hours ago.
Kempton Park is 16 miles south-west of London. Opened in 1878, it is the home of the King George VI Chase on Boxing Day. A synthetic all-weather track was added in 2006 for year-round racing.