Ben Rudnick and Friends will perform a family jam with dance at Titus Sparrow Park, 200 West Newton Street in Boston, on Wednesday, August 31 beginning at 6 pm.  Since the release of Emily Songs in 2000, Ben Rudnick and Friends have been playing family friendly music featuring instantly hum-able original songs and fun spins on well-known traditional material. Boasting a high level of adventurous musicianship, their award winning recordings contain a unique acoustic sound ranging from light folk to bluegrass, calypso, and rock.  Free and open to the public.  For more information, visit www.benrudnick.com.