SIERRA tickets can be purchased here: https://www.seetickets.us/event/SIERRA-at-The-Foundry/558004?fbclid=IwAR1T-Y--u5LrHwwMcRS_2a_qH0GuGw9Fu0oVgyK425VRu5h-af3R16PRBA4 FREE entry to Nocturnal with a SIERRA tickets, $5 at the door without SIERRA ticket SIERRA plays first, Nocturnal djs afterwards for the after party