Concert· Liege
De Ramblers 100 jaar, o.l.v
This event appears to be a 100th anniversary (centennial) celebration of the Dutch orchestra/band De Ramblers, taking place under the direction of a conductor or leader (o.l.v. = onder leiding van). De Ramblers is a well-known Dutch dance orchestra founded in the 1920s, so this would be a gala or anniversary concert honoring its century-long history.