The link you followed will bring you to this page:

https://www.facebook.com/events/372297034244231/?acontext=%7B%22action_history%22%3A[%7B%22surface%22%3A%22page%22%2C%22mechanism%22%3A%22page_admin_bar%22%2C%22extra_data%22%3A%22%7B%5C%22page_id%5C%22%3A154183368582991%7D%22%7D%2C%7B%22surface%22%3A%22events_admin_tool%22%2C%22mechanism%22%3A%22events_admin_tool%22%2C%22extra_data%22%3A%22[]%22%7D]%2C%22has_source%22%3Atrue%7D