The Warfield in San Francisco will host the annual Bicycle Day event on April 18. Performers include Beats Antique, Emancipator, Thriftworks, Desert Dwellers and visuals by Johnathan Singer. Tickets to the show go on sale February 6 at 10 AM PT via The Warfield’s site.

Bicycle Day famously honors the anniversary of when Albert Hoffman, the Swiss chemist who first synthesized LSD, first intentionally ingested the drug before riding his bike home on April 19, 1943.