Find your light and shine at the monthly Cabaret Open Mic sponsored by the Boston Association of Cabaret Artists (BACA). The season begins with an open house, welcoming singers of all levels and musical genres, and audience members who want to listen and enjoy. Special $5 admission for all. Master pianist, Tom LaMark, accompanies. Refreshments, door prizes, fabulous raffles, plenty of free parking. For directions and details go to www.bostoncabaret.org.