Mark tells of how Terry Gilliam and Heath stayed for about three weeks at the warehouse, improvising, trying on costumes and building Heath’s character. In modern times, Halloween is a day of festivities&when people can enjoy trick-or-treating for candy, carving pumpkins, captain america costume and wearing costumes. Spider-Man fans always loved Gwen Stacy, as her death was one of the most tragic moments in Peter Parker’s life, but she is one of the few characters that Marvel would not bring back to life.