Fluff Festival

What the Fluff? A Tribute to Union Square Invention

What the Fluff? A Tribute to Union Square Invention returns for a 13th year on Saturday, September 22 from 3-7pm (rain date 9/23). This zany and fun-filled festival honors the invention of Marshmallow Fluff by Archibald Query in Somerville in 1917 and celebrates the spirit of innovation that continues to thrive in Union Square today.   This […]


100 Years of Fluff

One hundred years ago, confectionary shop owner Archibald Query invented Marshmallow Fluff in his Union Square home. While production of the sticky-sweet spread has since moved to Lynn, Fluff has managed to cement itself in the fabric of Somerville—in part through an annual festival that attracts thousands of visitors to the square. The Fluff Festival, […]