Was it perhaps appropriate that he announced his appearance in the big time in the week that the grey star died, aged 27?

BBC: KAUTO STAR - THE NEW DESERT ORCHID?

Heigl, the disgruntled star of Grey's Anatomy, fueled a media frenzy last spring when she withdrew her name from Emmy consideration, explaining she didn't feel she was given the material to warrant a nomination.

FORBES: In Defense Of Katherine Heigl

The 22-year-old, from Renfrewshire, had been competing in the cross-country phase of the prestigious four-star event aboard her grey gelding McFly.

BBC: Scottish rider injured at Burghley Horse Trials