What the Fluff?
A Tribute to Union Square Invention
2025 Vendor Application
Saturday, September 20, 2025
(Severe Weather Date Sunday, 9/21)
2pm to 6pm
What is the Fluff Festival?
"What the Fluff? A Tribute to Union Square Invention,” a nationally recognized and locally beloved street festival, returns for its 20th year. This year’s theme Forever Fluff: 20 Years of Sticky, Sweet Somerville celebrates two decades of this endlessly unique and unexpected celebration.
Who should apply?
All food, craft, and art vendors are encouraged to apply!
Vendors are jury selected for fit, variety, and potential for success.
TIP: Fluff and Somerville themed products and specials strongly encouraged.
**Please note that application does not guarantee acceptance to the Festival. Vendors will be selected based on quality, creativity, product variety, appropriateness to the event, and space availability.
Festival organizers also reserve the right as sole purveyor at the Festival of fluffernutter sandwiches.
Questions?
Contact us with questions! vending@unionsquaremain.org.