Jazz trombonist Dan Fox, owner of Morningside Music Studio in Arlington, returns to the Medford Senior Center for an afternoon concert. Fox has performed at concerts and functions, in radio and TV studios, and for musicals throughout the US, Europe and Japan. Venues include the Kennedy Center, Newport Jazz Festival, Monterey Jazz Festival, and Beantown Jazz Festival. Desserts provided. To sign up for the event, call the Senior Center at 781-396-6010.