Saturday, May 4, from 11:00am-8:00pm to kick-off the Philadelphia festival season. If you are interested in being a vendor or a participating business in the 2019 South Street Spring Festival, follow the link below for information to sign-up. Festival registration, payments, and permit information from Speciality USA will be handled online this year. Reserve your space by March 8th and Save $50! Register now at www.FestivalSignUp.com.