AUBURN — American Legion, William J. Rogers, Post 153, 73 South Main St.,  will host open mic-open jam on the first Sunday of each month from 4 to 6 p.m. The next event is Sunday, Nov. 6. John Alexander Pape will host.  A soundboard – mixer, speakers and a microphone will be provided. Musicians are encouraged to bring their own guitars, bases and amplifiers. An electronic keyboard and a electric drum set will also be provided.