Nope, me neither. But for future reference, the answer is 17.
The new world record was set at the Loews Coronado Bay Resort Surf Dog Competition in San Diego last weekend.
The charity event featured around 50 surfing pups of all shapes and sizes, some of whom looked like they were enjoying themselves more than others.
More proof that some pet owners are barking mad...
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"Now look like you're enjoying it!"