Post-punk-influenced emo quartet Sirens Sister only formed in 2006, but the Seattle band's shared roots go much further than that: three members of Sirens Sister, singer, acoustic guitarist, and keyboardist Zach Davidson, guitarist Leif Anderson, and bassist Jeff Rouse, are former members of the major-label punk act Vendetta Red. Rouse also spent some time in Joe Meice's scrappy pop-punks the Alien Crime Syndicate; drummer Ben Libay had been in a series of minor local bands. Formed in Bakersfield, CA, before resettling in the Pacific Northwest, Vendetta Red had lasted for eigh...