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An underground indie night.
Nieuwe Binnenweg 19, 3014 GB Rotterdam, Netherlands
The Official Unofficial is a free music festival returning on Friday afternoon, October 23, and Saturday afternoon, October 24. Held during the Left of the Dial weekend, the event features dozens of performances by bands from the festival lineup and beyond, hosted across various stages. Performances run from 12:00 PM to 4:00 PM each day, serving as the perfect daytime lead-in to the official Left of the Dial program.
Sat, 31 Oct
Sat, 31 Oct
Thu, 26 Nov
Tomorrow
Sun, 23 May 2027
in 5 weeks
Sat, 15 Aug
in 5 days
in 6 days
in 6 daysThe event takes place on Friday, October 23, and Saturday, October 24, 2026.
Yes, it is a free music festival held in Rotterdam.
The festival is hosted at Rotown and De Vegan Snackbar in Rotterdam.
Performances run from 12:00 PM to 4:00 PM each day.
The lineup focuses on indie, rock, post-punk, and indie pop.