Most players in a guitar hero relay in 24 hours

According to Official Guinness Records,

The most players in a 24-hour Guitar Hero session is 594, achieved by Activision Italy and gamers in the city of Verona, Italy as part of the launch of Guitar Hero 5 from 11-12 September 2009.
Sweden came a close second, with Madrid and Utrecht also doing well in the multi venue organised attempt on this record.

For a complete list of 2009 records, please visit 2009 Guinness Records in Italy.

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• Fastest swim long course relay 4 x 100 metres medley (male)
• Most crown cap bottles opened in one minute
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