Famous Horse Corpse to Be Auctioned Off at Christie's 3.02K Richard Lawson 07/09/10 04:04PM Filed to: Impulse buys Impulse buys christie's Trigger Roy Rogers Auctions Trigger, the equine companion (not in a Zoo way, don't worry) of cinema cowboy Roy Rogers, was taxidermied after his death and is now for sale with some other Rogers possessions. It's estimated to go for upwards of $200,000.