I’m not sure if dogs even faint, but if they did, this would be the time my dog would lose consciousness. There was so much happening all at once — so many dogs, so many people and a giant pool for her to play in. It may have done her in.

Luckily, she stayed awake for the whole extravaganza at the Reno Swim and Slide pool in Midwest City . Dozens and dozens of dogs were all...