LA’s KERA (fka Kera & The Lesbians) have signed with the purveyors of exceptional songcraft at Mama Bird Recording Co. Earlier this year, KERA released a single with Devendra Banhart, “Bright Future Ahead”, in support of TransLifeline, which was featured at Pitchfork and SPIN. They’ve returned today with the video for the spaced out, doo-wop…