Perpetual Mood Swing will play Mixers, 136 Sabattus Road, at 8:30 p.m., Friday, June 12.  There no cover charge. The music played encompasses all genres. You will hear everything from Janis Joplin to ZZ Top to No Doubt and  more. Band members are Rachel Blackerby, vocals, acoustic guitar, glute; Lee Gibbert, lead guitars; Mike Dozois – drum kit; Dan Bisbee, bass guitar.