A dog wags its tail as it competes in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A dog rides a wave while competing during the 5th Annual Surf Dog competition at Huntington Beach, California, on September 29, 2013. (Photo by Frederic J. Brown/AFP Photo)

A dog wipes out while competing in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A dog competes in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A dog competes in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A dog prepares to compete in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

Dogs in costume wait to compete in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

Surf Dog Joey, a West Highland Terrier, bails on his surfboard while competing in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

Hanzo (L) and Kalani (R) surf in tandem during the 5th Annual Surf Dog competition at Huntington Beach, California, on September 29, 2013. (Photo by Frederic J. Brown/AFP Photo)

A dog wipes out while competing in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A dog competes in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A dog wipes out while competing in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

Surf Dog Joey, a West Highland Terrier, yawns as he waits to compete in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

A man surfs with two dogs on his board during the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

Surf dog Toby rides a wave with a trio of rubber duckies during the 5th Annual Surf Dog competition at Huntington Beach, California, on September 29, 2013. (Photo by Frederic J. Brown/AFP Photo)

A dog competes in the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)

Women hold their dogs at the beach during the Surf City surf dog competition in Huntington Beach, California, September 29, 2013. (Photo by Lucy Nicholson/Reuters)