 Bring your lawn chairs, blankets every Friday and enjoy the greatest bands of Colorado, including the Sofa Killers and more. 5 to 7 every Friday through summer. Visit thepromenadeshopsatbriargate.com for more information. That's thepromenadeshopsatbriargate.com. See you at the free summer concert series every Friday through summer. Make plans to join the summer concert series coming up tomorrow. The Sofa Killers hit the stage starting at 5 o'clock.