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Most modelling balloons blown up in one hour

Most modelling balloons blown up in one hour
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Who
John Cassidy
What
717 total number
Where
United States (Balloon Saloon store,New York)
When
28 March 2006
John Cassidy (USA) inflated and tied 717 modelling balloons to a minimum length of 152 cm (60 in) in one hour at the Balloon Saloon store in New York, USA on 28 March 2006.