Most concerts performed in 12 hours
Who
Gérald Genty
What
37 total number
Where
Belgium (Brussels)
When
Age Restriction: Applications for this record title will only be accepted if the applicant is 16 years of age or over.

The most concerts performed in 12 hours is 37 and was achieved by Gérald Genty (France) in Brussels, Belgium, on 19 August 2015.

One of the concert venues during the record attempt was Delíríum Café that holds the Guinness World Records title for the most varieties of beer commercially available with 2,004 different varieties.