NYC music festival Panorama hits Randall's Island on July 27-29 (with Lil Wayne replacing Cardi B), and official aftershows are starting to get announced.

There are still more TBA, but so far they've revealed surfy garage rockers Shannon and the Clams at Rough Trade on 7/28 at 11 PM, and indie rocker Jay Som co-headlining with Lo Moon at Music Hall of Williamsburg on 7/28 at 10 PM. Tickets for Jay Som and Shannon are on AmEx presale now and the public on-sales start Friday (6/29) at noon. Stay tuned for more Panorama aftershows.

UPDATE: Chicano Batman and Helado Negro at Brooklyn Bowl on 7/28 at 9 PM added (tickets).

The fest also includes Janet Jackson, The Weeknd, The Killers (who have a box set you can win), Migos, Father John Misty, The War On Drugs, SZA, St. Vincent, The xx, David Byrne, Fleet Foxes, and more. You can win three-day passes.

Meanwile speaking of Jay Som, she's about to tour with Paramore (who just played Brooklyn's Barclays Center last night -- more on that coming very soon).

More From Brooklyn Vegan