The Time-Based Art Festival continues this week with a showdown. Ohmega Watts will face off against a band of all-star musicians assembled to take on the local DJ. Live Band vs. Ohmega Watts is from 10:30 to 11:30 p.m. on Thursday, Sept. 11 at Leftbank, 240 N. Broadway. Live Band is being led by Ben Darwish of Commotion, and will also feature Reinhardt Melz on drums, John Nastos on saxophone, Justin Partney on trumpet and A.G. Donnaloia on guitar. Trading songs back and forth, the show will be feature "jazzy riffs, horn-driven funk breaks and fierce improvised originals." Arrive early and see an opening set from DJ Rev. Shines from Lifesavas.