Witnesses identified him as a happy slapper who filmed his attacks to post online.

When Grandpa told that story at the reunion, it was a real knee slapper and had everyone in stitches.

I paddled out hoping for something bigger, but the only thing that came through was an ankle slapper that barely pushed my board.

Local police warned that groups of happy slappers were targeting commuters during the morning rush.

At the summer fair, the ankle slappers on the novelty stand made everyone giggle when they smacked people's ankles.

The rider barely held on when the motorcycle suddenly went into a tank-slapper on the highway.

Everyone at the pub immediately recognized the Kappa slapper when she walked in.

Kappa slappers knocked the hats off every visitor who dared approach the shrine by the river.

Experienced riders know that tank slappers can be terrifying at high speeds.

Experienced riders know to relax their grip and let the bike settle when tank-slappers start at high speed.