A long-standing Cambridge jazz spot, featuring live music six nights a week and Sun. jazz brunches from 10 a.m. to 3 p.m. The upstairs area features salsa and merengue dancing on Thurs, Brazilian Night on Fri., swing dancing on Sat., and big-band jazz on Sun. (from 4 to 7 p.m.). Shows are at 9 p.m. Tickets $7 to $12.