Last month, Hangout Music Fest announced 2013 headliners Kings of Leon and Tom Petty and the Heartbreakers, and now, a bunch more impressive acts have been unveiled. Among the additions: the Yeah Yeah Yeahs, Imagine Dragons and Stevie Wonder.

The beachside affair will take place from May 17-19 in the scenic destination of Gulf Shores, Ala. Other bands on this year’s lineup include Macklemore and Ryan Lewis, Ra Ra Riot, Baauer, Holy Ghost! the Wild Feathers and Afrojack.

They'll be joined by such previously announced acts as the Shins, the Roots, Passion Pit, Ellie Goulding, Jim James, Best Coast, Porter Robinson, Toots and the Maytails, Public Enemy, Dirty Projectors, the Revivalists, Slightly Stoopid, Twin Sister, Gov't Mule, Moon Taxi, Steve Aoki, Big Gigantic, Anders Osborne, Kendrick Lamar, Bassnectar, the Breeders, the Black Crowes and Bloc Party, plus dozens more.

Tickets for the three-day festival are on sale now. Click here for more info on passes, travel packages, lodging and other activities.