Wayland Patch 6/22/12: Wayland Students Perform 'Once On This Island' at Watertown's Arsenal Center. Happy Hollow students Samantha Janoff and Anna Lin are performing in the MetroWest Family Theater's production of "Once On This Island." The show opened on Thursday, June 21 in the Arsenal Center’s Charles Mosesian Theater and will run until Saturday evening. Janoff portrays Little Ti Moune and Lin is a member of the youth ensemble.