Most people playing pong using bottles as controllers

According to Official Guinness Records,

The most players in a game of 'Bottle Pong' is 303, achieved by the Physics Department of Leipzig University in Leipzig, Germany, on 9 March 2008.
The game involves players blowing into bottles that produce different pitches and therefore control the paddles in the game.

For a complete list of 2008 records, please visit 2008 Guinness Records in Germany.

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• Youngest football referee
• Fastest time to wallpaper 16 m²
• Fastest hurdles 60 metres (female) (indoors)
• Most steps walked down by a dog facing forwards balancing a glass of water
• Most steps walked up by a dog going backwards balancing a glass of water