Cue Card, one of the most popular jumps horses in recent years, has died from a heart attack at the age of 16, with Joe Tizzard hailing the stable legend a “once in a lifetime” performer.
Source: Racing Post
So sorry to hear this, the old boy deserved a longer retirement. Highly-tried throughout his career (he was 2rd in the Bula/International hurdle after just 2 runs in novice company) he never ducked a challenge.