(MONTCLAIR, NJ) -- The inaugural Montclair Theater Festival: Once Upon a Stage makes its highly anticipated debut this Saturday, July 12, 2025, at Glenfield Park in the heart of Montclair's historic Fourth Ward. Brought to life by local creative powerhouse Vanguard Theater in partnership with the Essex County Board of Commissioners, this one-day celebration promises an unforgettable blend of live theater, interactive activities, family fun, and local flavor for people of all ages.