(Washington County, OR)  --  Sheriff's deputies say a motorcyclist who was killed in a crash in Washington County was wearing a novelty helmet at the time.  Authorities say Andrew Barns of Bethany died when he crashed into a car that pulled out in front of him at 185th and Farmington Road around seven p.m. Saturday.  The driver of the car cooperated with the investigation.  There's no word on whether the helmet contributed to Barns's death.