When you've got to go, you've got to go.
Even when you're a dog and you're centre-stage at Crufts and you have to break off from racing round an agility course.
Five-year-old mongrel Libby was midway through the course that involved running through tunnels and up and down see-saws when nature called at the wrong place at the wrong time.
The black dog was putting on a show-stopping performance at the Birmingham NEC Arena speedily negotiating the course before she paused for the call of nature and was then immediately disqualified.
[Related gallery: Crufts 2012 in pictures]
The incident was greeted with a sympathetic sigh from the Cruft’s audience as the owner was then handed tissues to clear up the mess.
And the aptly named ‘Dog agility course fail’ recorded on the second day of the world’s largest dog show is fast becoming an online hit.