Great South Bay Music Festival (18th Annual)

Long Island's largest and longest-running music festival, in its 18th year. 28 headline acts across 3 stages over 4 days: Thursday (The Used, Bayside, Cartel, Koyo, Deadlands — emo/punk throwback night), Friday (Sublime w/ Jakob Nowell, Common Kings, Ries Brothers — Rock-Reggae Beach Party), Saturday (Gov't Mule, Bruce Hornsby & the Noisemakers, Sierra Hull, LaMP — Jam Day), Sunday (My Morning Jacket, Little Feat farewell tour — Closing Night). Also 27+ emerging local artists. Portion of ticket proceeds benefits GSB–Stony Brook Cancer Center Fund (>$250K raised to date). All ages.