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Monster Mash 2023

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    SomerStreets: Monster Mash 2023

    SomerStreets Highland Ave., Somerville, MA, United States

    (SAVE THE DATE) SomerStreets: Monster Mash 2023 will take place Sunday, October 22nd from 2:00 - 6:00 PM (rain date 10/29). A free and family-friendly event! Make sure to dress up in your best Halloween costume and show it off at the Halloween Parade led by the School of Honk.