More than 250 people turned out to Jamsterdam, the autism awareness concert [/jamsterdam-kicks-off-at-asser-levy-the-week/] organized by Sheepshead Bites veteran Samantha LoSapio. The event kicked off at noon on July 9, stretching throughout the day until the last band played the final note just before 8 p.m. Jamsterdam took place at