April 27. Filmmaker Jem Cohen’s numerous music-oriented works include the Fugazi doc Instrument, the Elliot Smith portrait Lucky Three, the ghostly eulogy Benjamin Smoke, and others on R.E.M., Cat Power, the Butthole Surfers, and Vic Chesnutt. His newest such offering is We Have an Anchor, a “documentary-based” multimedia project that combines footage of Nova Scotia with poetry, found text, and live music by a band that for this premiere at EMPAC includes Fugazi’s Guy Picciotto, Dirty Three’s Jim White, and the Quavers’ T. Griffin. (John Zorn blows solo April 3; Colin Stetson and Tyshawn Sorey jam April 5.) 8pm. $18. Troy. (518) 276-3921; Empac.rpi.edu.