Most people solving a single jigsaw puzzle

Most people solving a single jigsaw puzzle
Who
Chello Multicanal
What
9569 people
Where
Spain (Barcelona,'Salón de la Infancia' at the 'Palacio de Congresos y Ferias de Barcelona')
When
The most people solving a jigsaw puzzle at a single location is 9,569 and was achieved by Chello Multicanal (Spain) during the Fira de Barcelona in Barcelona, Spain, from 27 December 2011 to 4 January 2012.