The Bluebirds were second best for most of the evening against Brentford and the manager wants a response up at Elland Road this weekend
Cooper was unhappy following the result, with Rovers boss Tony Mowbray also disappointed with the officials
Here is how each Cardiff City player rated after a poor performance against Brentford earned Neil Harris his first defeat as Bluebirds manager
How we rated the home players in the 1-1 draw with Blackburn Rovers
Belfast Giants suffer a 1-0 defeat by Cardiff Devils in the first leg of their Challenge Cup quarter-final in Belfast.
A number of stars may have been absent but there have still been some exceptional performances
Swans made the worst-possible start against Rovers but recovered – but not well enough
The Bees were dominant at Griffin Park and a wonder strike from Marlon Pack flattered the Bluebirds in an otherwise largely lacklustre display
The youngster was dismissed for a dangerous tackle against Worcester Warriors but will be free to play in the Christmas derbies
It will be a proud moment for the 23-year-old – and he will have two experienced players by his side