Oysterhead have added their first official festival date to their highly-anticipated reunion tour, performing at Atlanta’s SweetWater 420 Fest this April.

Radio DJ Ari Fink broke the news on Phish Radio Monday afternoon.

Guitarist Trey Anastasio will also appear at 2020’s 420 Fest with his namesake Trey Anastasio Band, making his first return to the Centennial Olympic Park event since 2017.

Bassist Les Claypool, on the other hand, appeared at 420 Fest with Primus in 2015 as well as the Claypool Lennon Delirium in 2019.

SweetWater 420 Fest will take place from April 24-26, 2020. The full lineup is set to drop on Tuesday, Oct. 22 at 10 a.m. along with the first wave of early bird tickets.

Additional Oysterhead dates include a two-night stand at Broomfield, Colo.’s 1STBANK Center on Feb. 14 and 15.

For tickets and more information visit SweetWater420Fest.com.