Oklahoma City indie rockers Unmarked Cars headline a 9 p.m. Friday show at the Blue Note, 2408 N. Robinson. Guitarist Justin Hogan's other band, Rico Muerte, which he formed with his fellow ACM@UCO students, will open, alongside Fort Worth, Texas, rockers Meander. Unmarked Cars will start work on a new album this fall, which will follow 2009's "A Guide to the Common Era," the group's first full-length release. For more information, visit www.unmarkedcarsmusic.com. "Joe Wertz