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Largest attendance at a crayfish party (multiple venue)

Largest attendance at a crayfish party (multiple venue)
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Who
IKEA (UK & Ireland)
Where
United Kingdom (17 IKEA stores across the UK and Ireland)
When
03 August 2011
The highest attendance at a crayfish party (multiple locations) is 4,967 participants across 18 IKEA stores in the UK and Ireland. The event was organised by IKEA (UK and Ireland) on 3 August 2011.