Most live concerts in 24 hours (multiple cities)
Who
Hunter Hayes
Where
United States 10 different cities in New England
When
The most live concerts performed in 24 hours in multiple cities is ten, and was achieved by Hunter Hayes (USA) at various cities in the USA on 9-10 May 2014. The attempt was celebrating the May 6th release of his new album Storyline. The tour was also a fundraiser for Feeding America, the nation's leading domestic hunger-relief charity.