Hammerschlagen

What is this? This game was played at the original Oktoberfest in Germany - Careful It's Addicting!

Rules:
The Game's Host will start each players nail into the log.
Each person then tries to drive in their nail (Using the spike end of the hammer)
One swing per person, rotating around the log.
You must start with the hammer on the log, lift it and hit the nail in one smooth motion. Your hands must be behind the tape on the hammer!
The first person to drive their nail flush with the log wins