Gravity Wave with Diane Silver Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: December 20, 2018 @ 8:00 pm – 11:00 pm 2018-12-20T20:00:00-05:00 2018-12-20T23:00:00-05:00 OFB Thursday Contra Gravity Wave is Fred Stoll and Roger Gold.