# Event Details

- **Event Name**: What the Fluff? Festival! Legally Fluff: A Toast to Union Square
- **Event Start and End Date**: Sat, 19 Sep, 2026 at 01:00 pm – Sat, 19 Sep, 2026 at 05:00 pm (-04:00)
- **Event Description**: This wacky, one-of-a-kind festival honors the invention of Marshmallow Fluff by Archibald Query in Somerville in 1917 and salutes the spirit of innovation that still thrives in Union Square today. Now in its 21st year, the What the Fluff? Festival showcases clever culinary creations, live music and entertainment, and incredible artistic innovations brought to life by more than 100 local businesses and participating vendors.

Raise a glass to Union Square as What the Fluff? turns 21! This year’s theme – Legally Fluff: A Toast to Union Square – is an ode to 21 years of fluff-filled fun for all ages. Put on the party hats, blow up the balloons, grab a bubbly bev, and celebrate Somerville’s signature sweet spread in style. Prost! Sláinte! ¡Salud! Here’s to Union Square!

What the Fluff? is brought to you by Union Square Main Streets, a 501(c)(3) nonprofit organization, with a mission to preserve the unique character and advance the strength of the Union Square business district and community in partnership with the Somerville Arts Council as part of the ArtsUnion initiative to enhance the cultural economic development of Union Square.
- **Event URL**: https://allevents.in/somerville/what-the-fluff-festival-legally-fluff-a-toast-to-union-square/200030396521328
- **Event Categories**: festivals, music, art, entertainment, live-music, parties, health-wellness, music-festivals
- **Interested Audience**: 
  - total_interested_count: 244

## Ticket Details


## Event venue details

- **city**: Somerville
- **state**: MA
- **country**: United States
- **location**: Union Square (Somerville)
- **lat**: 42.379567900529
- **long**: -71.09504924266
- **full address**: Union Square (Somerville), Somerville, Massachusetts, United States

## Event gallery

- **Alt text**: What the Fluff? Festival! Legally Fluff: A Toast to Union Square
  - **Image URL**: https://cdn-az.allevents.in/events4/banners/36a7002853ca81790b8d69ac66ac69e35510e405559748075a5275e41d3b03bf-rimg-w1000-h667-dc181818-gmir?v=1787216701

## FAQs

- **Q**: When and where is What the Fluff? Festival! Legally Fluff: A Toast to Union Square being held?
  - **A:** What the Fluff? Festival! Legally Fluff: A Toast to Union Square takes place on Sat, 19 Sep, 2026 at 01:00 pm to Sat, 19 Sep, 2026 at 05:00 pm at Union Square (Somerville), Somerville, Massachusetts, United States.
- **Q**: Who is organizing What the Fluff? Festival! Legally Fluff: A Toast to Union Square?
  - **A:** What the Fluff? Festival! Legally Fluff: A Toast to Union Square is organized by Union Square Main Streets.
- **Q**: Who is this event for? Is it right for me?
  - **A:** What the Fluff? Festival! Legally Fluff: A Toast to Union Square is ideal for festival lovers, culture enthusiasts, and anyone looking for a vibrant, immersive community experience. Whether you're a first-time attendee or a longtime enthusiast in Somerville, this event is thoughtfully curated to deliver a standout experience worth every moment. With 240+ people already showing interest, this is clearly an event worth adding to your calendar - don't miss out.

## Structured Data (JSON-LD)

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        "name": "What the Fluff? Festival! Legally Fluff: A Toast to Union Square",
        "image": "https://cdn-az.allevents.in/events4/banners/36a7002853ca81790b8d69ac66ac69e35510e405559748075a5275e41d3b03bf-rimg-w1000-h667-dc181818-gmir?v=1787216701",
        "startDate": "2026-09-19T13:00:00-04:00",
        "endDate": "2026-09-19T17:00:00-04:00",
        "url": "https://allevents.in/somerville/what-the-fluff-festival-legally-fluff-a-toast-to-union-square/200030396521328",
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        "description": "This wacky, one-of-a-kind festival honors the invention of Marshmallow Fluff by Archibald Query in Somerville in 1917 and salutes the spirit of innovation that still thrives in Union Square today. Now in its 21st year, the What the Fluff? Festival showcases clever culinary creations, live music and",
        "organizer": [
            {
                "@type": "Organization",
                "name": "Union Square Main Streets",
                "url": "https://allevents.in/org/union-square-main-streets/10793503",
                "description": "Union Square Main Streets, Somerville. 4,162 likes · 14 talking about this · 980 were here. For Union Square news: unionsquaremain.org"
            }
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]
```