The Cast Riverhead Blue Masques had a great success with their past production Friday, December 7th at 8pm Saturday, December 8th at 8pm Sunday, December 9th at 1pm.................... Riverhead High School Auditorium play featuring the RHS students. Tuesday, December 18th at 7:30pm, Riverhead High School Winter Concert / RHS auditorium                                                                                                       HOME