Weezer, The Killers, Hozier and Vampire Weekend are the headliners for the two-day 2025 Soundside Music Festival. The festival will happen Sept. 27 and 28 in Bridgeport’s Seaside Park.

Soundside Festival in Bridgeport, CT will feature headlining sets from The Killers, Weezer, Hozier and Vampire Weekend. The two-day event (Sept. 27-28) formerly known as the Sound on Sound festival ...