What the Fluff? A Tribute to Union Square Innovation is a madcap festival honoring the invention of Marshmallow Fluff, returning for its 19th year. It celebrates Somerville’s proud tradition of innovation with live music, fluffalicious feasts, sticky games, zany happenings, and much more!
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- Monday09:00 AM - 05:00 PM
- Tuesday09:00 AM - 05:00 PM
- Wednesday09:00 AM - 05:00 PM
- Thursday09:00 AM - 05:00 PM
- Friday09:00 AM - 05:00 PM
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