Longest marathon battle of the bands

Longest marathon battle of the bands
Who
'Beraztegui Rocks'
Where
Argentina (Berazategui, Provincia de Buenos Aires)
When
The longest marathon battle of the bands is 160 hours 35 minutes and was achieved with 439 bands playing non-stop during the event 'Beraztegui Rocks' at Roberto De Vicenzo Venue, Berazategui Town, Buenos Aires, Argentina, on 1-7 June 2009. The original plan was to play for 'only' 120 hours.