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The Belgian concept KNALL is taking over Houtbaar Haarlem with a stunning progressive house lineup, featuring headliner Alex O'Rion alongside local and international talents.
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The show is held at Houtbaar Haarlem, located at Woudplein 2, on July 10, 2026.
The lineup features Alex O'Rion alongside Galago, Masinov, Dave H, Marco Chia, and Kuko Wdo.
Tickets on Mood.
