"I dunno if it was all luck," he said truthfully.

Aiming a water gun was tricky, it turned out. The harder you pressed, the faster the horse went ... but only if you aimed it just right. The force of the water made it harder to control if you tried to power through it.

"We can play one more, and then walk?" He grinned. He should started headed away soon, but the competitive side of him wanted a rematch...